161280000000

素因数分解:

$2^{15}\times 3^2\times 5^7\times 7^1$

素因数の和:78

約数の個数: 768

約数和(自身を含む): 665588139840

約数和(自身を除く): 504308139840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 90, 96, 100, 105, 112, 120, 125, 126, 128, 140, 144, 150, 160, 168, 175, 180, 192, 200, 210, 224, 225, 240, 250, 252, 256, 280, 288, 300, 315, 320, 336, 350, 360, 375, 384, 400, 420, 448, 450, 480, 500, 504, 512, 525, 560, 576, 600, 625, 630, 640, 672, 700, 720, 750, 768, 800, 840, 875, 896, 900, 960, 1000, 1008, 1024, 1050, 1120, 1125, 1152, 1200, 1250, 1260, 1280, 1344, 1400, 1440, 1500, 1536, 1575, 1600, 1680, 1750, 1792, 1800, 1875, 1920, 2000, 2016, 2048, 2100, 2240, 2250, 2304, 2400, 2500, 2520, 2560, 2625, 2688, 2800, 2880, 3000, 3072, 3125, 3150, 3200, 3360, 3500, 3584, 3600, 3750, 3840, 4000, 4032, 4096, 4200, 4375, 4480, 4500, 4608, 4800, 5000, 5040, 5120, 5250, 5376, 5600, 5625, 5760, 6000, 6144, 6250, 6300, 6400, 6720, 7000, 7168, 7200, 7500, 7680, 7875, 8000, 8064, 8192, 8400, 8750, 8960, 9000, 9216, 9375, 9600, 10000, 10080, 10240, 10500, 10752, 11200, 11250, 11520, 12000, 12288, 12500, 12600, 12800, 13125, 13440, 14000, 14336, 14400, 15000, 15360, 15625, 15750, 16000, 16128, 16384, 16800, 17500, 17920, 18000, 18432, 18750, 19200, 20000, 20160, 20480, 21000, 21504, 21875, 22400, 22500, 23040, 24000, 24576, 25000, 25200, 25600, 26250, 26880, 28000, 28125, 28672, 28800, 30000, 30720, 31250, 31500, 32000, 32256, 32768, 33600, 35000, 35840, 36000, 36864, 37500, 38400, 39375, 40000, 40320, 40960, 42000, 43008, 43750, 44800, 45000, 46080, 46875, 48000, 49152, 50000, 50400, 51200, 52500, 53760, 56000, 56250, 57344, 57600, 60000, 61440, 62500, 63000, 64000, 64512, 65625, 67200, 70000, 71680, 72000, 73728, 75000, 76800, 78125, 78750, 80000, 80640, 81920, 84000, 86016, 87500, 89600, 90000, 92160, 93750, 96000, 98304, 100000, 100800, 102400, 105000, 107520, 109375, 112000, 112500, 114688, 115200, 120000, 122880, 125000, 126000, 128000, 129024, 131250, 134400, 140000, 140625, 143360, 144000, 147456, 150000, 153600, 156250, 157500, 160000, 161280, 163840, 168000, 172032, 175000, 179200, 180000, 184320, 187500, 192000, 196875, 200000, 201600, 204800, 210000, 215040, 218750, 224000, 225000, 229376, 230400, 234375, 240000, 245760, 250000, 252000, 256000, 258048, 262500, 268800, 280000, 281250, 286720, 288000, 294912, 300000, 307200, 312500, 315000, 320000, 322560, 328125, 336000, 344064, 350000, 358400, 360000, 368640, 375000, 384000, 393750, 400000, 403200, 409600, 420000, 430080, 437500, 448000, 450000, 460800, 468750, 480000, 491520, 500000, 504000, 512000, 516096, 525000, 537600, 546875, 560000, 562500, 573440, 576000, 600000, 614400, 625000, 630000, 640000, 645120, 656250, 672000, 688128, 700000, 703125, 716800, 720000, 737280, 750000, 768000, 787500, 800000, 806400, 819200, 840000, 860160, 875000, 896000, 900000, 921600, 937500, 960000, 984375, 1000000, 1008000, 1024000, 1032192, 1050000, 1075200, 1093750, 1120000, 1125000, 1146880, 1152000, 1200000, 1228800, 1250000, 1260000, 1280000, 1290240, 1312500, 1344000, 1400000, 1406250, 1433600, 1440000, 1474560, 1500000, 1536000, 1575000, 1600000, 1612800, 1640625, 1680000, 1720320, 1750000, 1792000, 1800000, 1843200, 1875000, 1920000, 1968750, 2000000, 2016000, 2048000, 2064384, 2100000, 2150400, 2187500, 2240000, 2250000, 2304000, 2400000, 2457600, 2500000, 2520000, 2560000, 2580480, 2625000, 2688000, 2800000, 2812500, 2867200, 2880000, 3000000, 3072000, 3150000, 3200000, 3225600, 3281250, 3360000, 3440640, 3500000, 3584000, 3600000, 3686400, 3750000, 3840000, 3937500, 4000000, 4032000, 4096000, 4200000, 4300800, 4375000, 4480000, 4500000, 4608000, 4800000, 4921875, 5000000, 5040000, 5120000, 5160960, 5250000, 5376000, 5600000, 5625000, 5734400, 5760000, 6000000, 6144000, 6300000, 6400000, 6451200, 6562500, 6720000, 7000000, 7168000, 7200000, 7372800, 7500000, 7680000, 7875000, 8000000, 8064000, 8400000, 8601600, 8750000, 8960000, 9000000, 9216000, 9600000, 9843750, 10000000, 10080000, 10240000, 10321920, 10500000, 10752000, 11200000, 11250000, 11520000, 12000000, 12288000, 12600000, 12800000, 12902400, 13125000, 13440000, 14000000, 14336000, 14400000, 15000000, 15360000, 15750000, 16000000, 16128000, 16800000, 17203200, 17500000, 17920000, 18000000, 18432000, 19200000, 19687500, 20000000, 20160000, 20480000, 21000000, 21504000, 22400000, 22500000, 23040000, 24000000, 25200000, 25600000, 25804800, 26250000, 26880000, 28000000, 28672000, 28800000, 30000000, 30720000, 31500000, 32000000, 32256000, 33600000, 35000000, 35840000, 36000000, 36864000, 38400000, 39375000, 40000000, 40320000, 42000000, 43008000, 44800000, 45000000, 46080000, 48000000, 50400000, 51200000, 51609600, 52500000, 53760000, 56000000, 57600000, 60000000, 61440000, 63000000, 64000000, 64512000, 67200000, 70000000, 71680000, 72000000, 76800000, 78750000, 80000000, 80640000, 84000000, 86016000, 89600000, 90000000, 92160000, 96000000, 100800000, 102400000, 105000000, 107520000, 112000000, 115200000, 120000000, 126000000, 128000000, 129024000, 134400000, 140000000, 143360000, 144000000, 153600000, 157500000, 160000000, 161280000, 168000000, 179200000, 180000000, 184320000, 192000000, 201600000, 210000000, 215040000, 224000000, 230400000, 240000000, 252000000, 256000000, 258048000, 268800000, 280000000, 288000000, 307200000, 315000000, 320000000, 322560000, 336000000, 358400000, 360000000, 384000000, 403200000, 420000000, 430080000, 448000000, 460800000, 480000000, 504000000, 512000000, 537600000, 560000000, 576000000, 630000000, 640000000, 645120000, 672000000, 716800000, 720000000, 768000000, 806400000, 840000000, 896000000, 921600000, 960000000, 1008000000, 1075200000, 1120000000, 1152000000, 1260000000, 1280000000, 1290240000, 1344000000, 1440000000, 1536000000, 1612800000, 1680000000, 1792000000, 1920000000, 2016000000, 2150400000, 2240000000, 2304000000, 2520000000, 2560000000, 2688000000, 2880000000, 3225600000, 3360000000, 3584000000, 3840000000, 4032000000, 4480000000, 4608000000, 5040000000, 5376000000, 5760000000, 6451200000, 6720000000, 7680000000, 8064000000, 8960000000, 10080000000, 10752000000, 11520000000, 13440000000, 16128000000, 17920000000, 20160000000, 23040000000, 26880000000, 32256000000, 40320000000, 53760000000, 80640000000, 161280000000]

約数ペア:

[(1, 161280000000), (2, 80640000000), (3, 53760000000), (4, 40320000000), (5, 32256000000), (6, 26880000000), (7, 23040000000), (8, 20160000000), (9, 17920000000), (10, 16128000000), (12, 13440000000), (14, 11520000000), (15, 10752000000), (16, 10080000000), (18, 8960000000), (20, 8064000000), (21, 7680000000), (24, 6720000000), (25, 6451200000), (28, 5760000000), (30, 5376000000), (32, 5040000000), (35, 4608000000), (36, 4480000000), (40, 4032000000), (42, 3840000000), (45, 3584000000), (48, 3360000000), (50, 3225600000), (56, 2880000000), (60, 2688000000), (63, 2560000000), (64, 2520000000), (70, 2304000000), (72, 2240000000), (75, 2150400000), (80, 2016000000), (84, 1920000000), (90, 1792000000), (96, 1680000000), (100, 1612800000), (105, 1536000000), (112, 1440000000), (120, 1344000000), (125, 1290240000), (126, 1280000000), (128, 1260000000), (140, 1152000000), (144, 1120000000), (150, 1075200000), (160, 1008000000), (168, 960000000), (175, 921600000), (180, 896000000), (192, 840000000), (200, 806400000), (210, 768000000), (224, 720000000), (225, 716800000), (240, 672000000), (250, 645120000), (252, 640000000), (256, 630000000), (280, 576000000), (288, 560000000), (300, 537600000), (315, 512000000), (320, 504000000), (336, 480000000), (350, 460800000), (360, 448000000), (375, 430080000), (384, 420000000), (400, 403200000), (420, 384000000), (448, 360000000), (450, 358400000), (480, 336000000), (500, 322560000), (504, 320000000), (512, 315000000), (525, 307200000), (560, 288000000), (576, 280000000), (600, 268800000), (625, 258048000), (630, 256000000), (640, 252000000), (672, 240000000), (700, 230400000), (720, 224000000), (750, 215040000), (768, 210000000), (800, 201600000), (840, 192000000), (875, 184320000), (896, 180000000), (900, 179200000), (960, 168000000), (1000, 161280000), (1008, 160000000), (1024, 157500000), (1050, 153600000), (1120, 144000000), (1125, 143360000), (1152, 140000000), (1200, 134400000), (1250, 129024000), (1260, 128000000), (1280, 126000000), (1344, 120000000), (1400, 115200000), (1440, 112000000), (1500, 107520000), (1536, 105000000), (1575, 102400000), (1600, 100800000), (1680, 96000000), (1750, 92160000), (1792, 90000000), (1800, 89600000), (1875, 86016000), (1920, 84000000), (2000, 80640000), (2016, 80000000), (2048, 78750000), (2100, 76800000), (2240, 72000000), (2250, 71680000), (2304, 70000000), (2400, 67200000), (2500, 64512000), (2520, 64000000), (2560, 63000000), (2625, 61440000), (2688, 60000000), (2800, 57600000), (2880, 56000000), (3000, 53760000), (3072, 52500000), (3125, 51609600), (3150, 51200000), (3200, 50400000), (3360, 48000000), (3500, 46080000), (3584, 45000000), (3600, 44800000), (3750, 43008000), (3840, 42000000), (4000, 40320000), (4032, 40000000), (4096, 39375000), (4200, 38400000), (4375, 36864000), (4480, 36000000), (4500, 35840000), (4608, 35000000), (4800, 33600000), (5000, 32256000), (5040, 32000000), (5120, 31500000), (5250, 30720000), (5376, 30000000), (5600, 28800000), (5625, 28672000), (5760, 28000000), (6000, 26880000), (6144, 26250000), (6250, 25804800), (6300, 25600000), (6400, 25200000), (6720, 24000000), (7000, 23040000), (7168, 22500000), (7200, 22400000), (7500, 21504000), (7680, 21000000), (7875, 20480000), (8000, 20160000), (8064, 20000000), (8192, 19687500), (8400, 19200000), (8750, 18432000), (8960, 18000000), (9000, 17920000), (9216, 17500000), (9375, 17203200), (9600, 16800000), (10000, 16128000), (10080, 16000000), (10240, 15750000), (10500, 15360000), (10752, 15000000), (11200, 14400000), (11250, 14336000), (11520, 14000000), (12000, 13440000), (12288, 13125000), (12500, 12902400), (12600, 12800000), (12800, 12600000), (13125, 12288000), (13440, 12000000), (14000, 11520000), (14336, 11250000), (14400, 11200000), (15000, 10752000), (15360, 10500000), (15625, 10321920), (15750, 10240000), (16000, 10080000), (16128, 10000000), (16384, 9843750), (16800, 9600000), (17500, 9216000), (17920, 9000000), (18000, 8960000), (18432, 8750000), (18750, 8601600), (19200, 8400000), (20000, 8064000), (20160, 8000000), (20480, 7875000), (21000, 7680000), (21504, 7500000), (21875, 7372800), (22400, 7200000), (22500, 7168000), (23040, 7000000), (24000, 6720000), (24576, 6562500), (25000, 6451200), (25200, 6400000), (25600, 6300000), (26250, 6144000), (26880, 6000000), (28000, 5760000), (28125, 5734400), (28672, 5625000), (28800, 5600000), (30000, 5376000), (30720, 5250000), (31250, 5160960), (31500, 5120000), (32000, 5040000), (32256, 5000000), (32768, 4921875), (33600, 4800000), (35000, 4608000), (35840, 4500000), (36000, 4480000), (36864, 4375000), (37500, 4300800), (38400, 4200000), (39375, 4096000), (40000, 4032000), (40320, 4000000), (40960, 3937500), (42000, 3840000), (43008, 3750000), (43750, 3686400), (44800, 3600000), (45000, 3584000), (46080, 3500000), (46875, 3440640), (48000, 3360000), (49152, 3281250), (50000, 3225600), (50400, 3200000), (51200, 3150000), (52500, 3072000), (53760, 3000000), (56000, 2880000), (56250, 2867200), (57344, 2812500), (57600, 2800000), (60000, 2688000), (61440, 2625000), (62500, 2580480), (63000, 2560000), (64000, 2520000), (64512, 2500000), (65625, 2457600), (67200, 2400000), (70000, 2304000), (71680, 2250000), (72000, 2240000), (73728, 2187500), (75000, 2150400), (76800, 2100000), (78125, 2064384), (78750, 2048000), (80000, 2016000), (80640, 2000000), (81920, 1968750), (84000, 1920000), (86016, 1875000), (87500, 1843200), (89600, 1800000), (90000, 1792000), (92160, 1750000), (93750, 1720320), (96000, 1680000), (98304, 1640625), (100000, 1612800), (100800, 1600000), (102400, 1575000), (105000, 1536000), (107520, 1500000), (109375, 1474560), (112000, 1440000), (112500, 1433600), (114688, 1406250), (115200, 1400000), (120000, 1344000), (122880, 1312500), (125000, 1290240), (126000, 1280000), (128000, 1260000), (129024, 1250000), (131250, 1228800), (134400, 1200000), (140000, 1152000), (140625, 1146880), (143360, 1125000), (144000, 1120000), (147456, 1093750), (150000, 1075200), (153600, 1050000), (156250, 1032192), (157500, 1024000), (160000, 1008000), (161280, 1000000), (163840, 984375), (168000, 960000), (172032, 937500), (175000, 921600), (179200, 900000), (180000, 896000), (184320, 875000), (187500, 860160), (192000, 840000), (196875, 819200), (200000, 806400), (201600, 800000), (204800, 787500), (210000, 768000), (215040, 750000), (218750, 737280), (224000, 720000), (225000, 716800), (229376, 703125), (230400, 700000), (234375, 688128), (240000, 672000), (245760, 656250), (250000, 645120), (252000, 640000), (256000, 630000), (258048, 625000), (262500, 614400), (268800, 600000), (280000, 576000), (281250, 573440), (286720, 562500), (288000, 560000), (294912, 546875), (300000, 537600), (307200, 525000), (312500, 516096), (315000, 512000), (320000, 504000), (322560, 500000), (328125, 491520), (336000, 480000), (344064, 468750), (350000, 460800), (358400, 450000), (360000, 448000), (368640, 437500), (375000, 430080), (384000, 420000), (393750, 409600), (400000, 403200)]