19908000000

素因数分解:

$2^8\times 3^2\times 5^6\times 7^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 756

約数和(自身を含む): 83036437120

約数和(自身を除く): 63128437120

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, 79, 80, 84, 90, 96, 100, 105, 112, 120, 125, 126, 128, 140, 144, 150, 158, 160, 168, 175, 180, 192, 200, 210, 224, 225, 237, 240, 250, 252, 256, 280, 288, 300, 315, 316, 320, 336, 350, 360, 375, 384, 395, 400, 420, 448, 450, 474, 480, 500, 504, 525, 553, 560, 576, 600, 625, 630, 632, 640, 672, 700, 711, 720, 750, 768, 790, 800, 840, 875, 896, 900, 948, 960, 1000, 1008, 1050, 1106, 1120, 1125, 1152, 1185, 1200, 1250, 1260, 1264, 1280, 1344, 1400, 1422, 1440, 1500, 1575, 1580, 1600, 1659, 1680, 1750, 1792, 1800, 1875, 1896, 1920, 1975, 2000, 2016, 2100, 2212, 2240, 2250, 2304, 2370, 2400, 2500, 2520, 2528, 2625, 2688, 2765, 2800, 2844, 2880, 3000, 3125, 3150, 3160, 3200, 3318, 3360, 3500, 3555, 3600, 3750, 3792, 3840, 3950, 4000, 4032, 4200, 4375, 4424, 4480, 4500, 4740, 4800, 4977, 5000, 5040, 5056, 5250, 5376, 5530, 5600, 5625, 5688, 5760, 5925, 6000, 6250, 6300, 6320, 6400, 6636, 6720, 7000, 7110, 7200, 7500, 7584, 7875, 7900, 8000, 8064, 8295, 8400, 8750, 8848, 8960, 9000, 9375, 9480, 9600, 9875, 9954, 10000, 10080, 10112, 10500, 11060, 11200, 11250, 11376, 11520, 11850, 12000, 12500, 12600, 12640, 13125, 13272, 13440, 13825, 14000, 14220, 14400, 15000, 15168, 15625, 15750, 15800, 16000, 16128, 16590, 16800, 17500, 17696, 17775, 18000, 18750, 18960, 19200, 19750, 19908, 20000, 20160, 20224, 21000, 21875, 22120, 22400, 22500, 22752, 23700, 24000, 24885, 25000, 25200, 25280, 26250, 26544, 26880, 27650, 28000, 28125, 28440, 28800, 29625, 30000, 30336, 31250, 31500, 31600, 32000, 33180, 33600, 35000, 35392, 35550, 36000, 37500, 37920, 39375, 39500, 39816, 40000, 40320, 41475, 42000, 43750, 44240, 44800, 45000, 45504, 46875, 47400, 48000, 49375, 49770, 50000, 50400, 50560, 52500, 53088, 55300, 56000, 56250, 56880, 57600, 59250, 60000, 60672, 62500, 63000, 63200, 65625, 66360, 67200, 69125, 70000, 70784, 71100, 72000, 75000, 75840, 78750, 79000, 79632, 80000, 80640, 82950, 84000, 87500, 88480, 88875, 90000, 91008, 93750, 94800, 96000, 98750, 99540, 100000, 100800, 101120, 105000, 106176, 109375, 110600, 112000, 112500, 113760, 118500, 120000, 124425, 125000, 126000, 126400, 131250, 132720, 134400, 138250, 140000, 140625, 141568, 142200, 144000, 148125, 150000, 151680, 157500, 158000, 159264, 160000, 165900, 168000, 175000, 176960, 177750, 180000, 182016, 187500, 189600, 196875, 197500, 199080, 200000, 201600, 207375, 210000, 212352, 218750, 221200, 224000, 225000, 227520, 237000, 240000, 246875, 248850, 250000, 252000, 252800, 262500, 265440, 276500, 280000, 281250, 284400, 288000, 296250, 300000, 303360, 315000, 316000, 318528, 328125, 331800, 336000, 345625, 350000, 353920, 355500, 360000, 375000, 379200, 393750, 395000, 398160, 400000, 403200, 414750, 420000, 424704, 437500, 442400, 444375, 450000, 455040, 474000, 480000, 493750, 497700, 500000, 504000, 505600, 525000, 530880, 553000, 560000, 562500, 568800, 592500, 600000, 622125, 630000, 632000, 637056, 656250, 663600, 672000, 691250, 700000, 707840, 711000, 720000, 740625, 750000, 758400, 787500, 790000, 796320, 800000, 829500, 840000, 875000, 884800, 888750, 900000, 910080, 948000, 984375, 987500, 995400, 1000000, 1008000, 1036875, 1050000, 1061760, 1106000, 1120000, 1125000, 1137600, 1185000, 1200000, 1234375, 1244250, 1260000, 1264000, 1274112, 1312500, 1327200, 1382500, 1400000, 1422000, 1440000, 1481250, 1500000, 1516800, 1575000, 1580000, 1592640, 1659000, 1680000, 1728125, 1750000, 1769600, 1777500, 1800000, 1896000, 1968750, 1975000, 1990800, 2000000, 2016000, 2073750, 2100000, 2123520, 2212000, 2221875, 2250000, 2275200, 2370000, 2400000, 2468750, 2488500, 2520000, 2528000, 2625000, 2654400, 2765000, 2800000, 2844000, 2962500, 3000000, 3110625, 3150000, 3160000, 3185280, 3318000, 3360000, 3456250, 3500000, 3539200, 3555000, 3600000, 3703125, 3792000, 3937500, 3950000, 3981600, 4000000, 4147500, 4200000, 4424000, 4443750, 4500000, 4550400, 4740000, 4937500, 4977000, 5040000, 5184375, 5250000, 5308800, 5530000, 5600000, 5688000, 5925000, 6000000, 6221250, 6300000, 6320000, 6370560, 6636000, 6912500, 7000000, 7110000, 7200000, 7406250, 7584000, 7875000, 7900000, 7963200, 8295000, 8400000, 8640625, 8848000, 8887500, 9000000, 9480000, 9875000, 9954000, 10080000, 10368750, 10500000, 10617600, 11060000, 11109375, 11376000, 11850000, 12000000, 12442500, 12600000, 12640000, 13272000, 13825000, 14000000, 14220000, 14812500, 15553125, 15750000, 15800000, 15926400, 16590000, 16800000, 17281250, 17696000, 17775000, 18000000, 18960000, 19750000, 19908000, 20737500, 21000000, 22120000, 22218750, 22752000, 23700000, 24885000, 25200000, 25921875, 26544000, 27650000, 28000000, 28440000, 29625000, 31106250, 31500000, 31600000, 31852800, 33180000, 34562500, 35550000, 36000000, 37920000, 39500000, 39816000, 41475000, 42000000, 44240000, 44437500, 47400000, 49770000, 50400000, 51843750, 53088000, 55300000, 56880000, 59250000, 62212500, 63000000, 63200000, 66360000, 69125000, 71100000, 77765625, 79000000, 79632000, 82950000, 84000000, 88480000, 88875000, 94800000, 99540000, 103687500, 110600000, 113760000, 118500000, 124425000, 126000000, 132720000, 138250000, 142200000, 155531250, 158000000, 159264000, 165900000, 177750000, 189600000, 199080000, 207375000, 221200000, 237000000, 248850000, 252000000, 265440000, 276500000, 284400000, 311062500, 316000000, 331800000, 355500000, 398160000, 414750000, 442400000, 474000000, 497700000, 553000000, 568800000, 622125000, 663600000, 711000000, 796320000, 829500000, 948000000, 995400000, 1106000000, 1244250000, 1327200000, 1422000000, 1659000000, 1990800000, 2212000000, 2488500000, 2844000000, 3318000000, 3981600000, 4977000000, 6636000000, 9954000000, 19908000000]

約数ペア:

[(1, 19908000000), (2, 9954000000), (3, 6636000000), (4, 4977000000), (5, 3981600000), (6, 3318000000), (7, 2844000000), (8, 2488500000), (9, 2212000000), (10, 1990800000), (12, 1659000000), (14, 1422000000), (15, 1327200000), (16, 1244250000), (18, 1106000000), (20, 995400000), (21, 948000000), (24, 829500000), (25, 796320000), (28, 711000000), (30, 663600000), (32, 622125000), (35, 568800000), (36, 553000000), (40, 497700000), (42, 474000000), (45, 442400000), (48, 414750000), (50, 398160000), (56, 355500000), (60, 331800000), (63, 316000000), (64, 311062500), (70, 284400000), (72, 276500000), (75, 265440000), (79, 252000000), (80, 248850000), (84, 237000000), (90, 221200000), (96, 207375000), (100, 199080000), (105, 189600000), (112, 177750000), (120, 165900000), (125, 159264000), (126, 158000000), (128, 155531250), (140, 142200000), (144, 138250000), (150, 132720000), (158, 126000000), (160, 124425000), (168, 118500000), (175, 113760000), (180, 110600000), (192, 103687500), (200, 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17281250), (1185, 16800000), (1200, 16590000), (1250, 15926400), (1260, 15800000), (1264, 15750000), (1280, 15553125), (1344, 14812500), (1400, 14220000), (1422, 14000000), (1440, 13825000), (1500, 13272000), (1575, 12640000), (1580, 12600000), (1600, 12442500), (1659, 12000000), (1680, 11850000), (1750, 11376000), (1792, 11109375), (1800, 11060000), (1875, 10617600), (1896, 10500000), (1920, 10368750), (1975, 10080000), (2000, 9954000), (2016, 9875000), (2100, 9480000), (2212, 9000000), (2240, 8887500), (2250, 8848000), (2304, 8640625), (2370, 8400000), (2400, 8295000), (2500, 7963200), (2520, 7900000), (2528, 7875000), (2625, 7584000), (2688, 7406250), (2765, 7200000), (2800, 7110000), (2844, 7000000), (2880, 6912500), (3000, 6636000), (3125, 6370560), (3150, 6320000), (3160, 6300000), (3200, 6221250), (3318, 6000000), (3360, 5925000), (3500, 5688000), (3555, 5600000), (3600, 5530000), (3750, 5308800), (3792, 5250000), (3840, 5184375), (3950, 5040000), (4000, 4977000), (4032, 4937500), (4200, 4740000), (4375, 4550400), (4424, 4500000), (4480, 4443750), (4500, 4424000), (4740, 4200000), (4800, 4147500), (4977, 4000000), (5000, 3981600), (5040, 3950000), (5056, 3937500), (5250, 3792000), (5376, 3703125), (5530, 3600000), (5600, 3555000), (5625, 3539200), (5688, 3500000), (5760, 3456250), (5925, 3360000), (6000, 3318000), (6250, 3185280), (6300, 3160000), (6320, 3150000), (6400, 3110625), (6636, 3000000), (6720, 2962500), (7000, 2844000), (7110, 2800000), (7200, 2765000), (7500, 2654400), (7584, 2625000), (7875, 2528000), (7900, 2520000), (8000, 2488500), (8064, 2468750), (8295, 2400000), (8400, 2370000), (8750, 2275200), (8848, 2250000), (8960, 2221875), (9000, 2212000), (9375, 2123520), (9480, 2100000), (9600, 2073750), (9875, 2016000), (9954, 2000000), (10000, 1990800), (10080, 1975000), (10112, 1968750), (10500, 1896000), (11060, 1800000), (11200, 1777500), (11250, 1769600), (11376, 1750000), (11520, 1728125), (11850, 1680000), (12000, 1659000), (12500, 1592640), (12600, 1580000), (12640, 1575000), (13125, 1516800), (13272, 1500000), (13440, 1481250), (13825, 1440000), (14000, 1422000), (14220, 1400000), (14400, 1382500), (15000, 1327200), (15168, 1312500), (15625, 1274112), (15750, 1264000), (15800, 1260000), (16000, 1244250), (16128, 1234375), (16590, 1200000), (16800, 1185000), (17500, 1137600), (17696, 1125000), (17775, 1120000), (18000, 1106000), (18750, 1061760), (18960, 1050000), (19200, 1036875), (19750, 1008000), (19908, 1000000), (20000, 995400), (20160, 987500), (20224, 984375), (21000, 948000), (21875, 910080), (22120, 900000), (22400, 888750), (22500, 884800), (22752, 875000), (23700, 840000), (24000, 829500), (24885, 800000), (25000, 796320), (25200, 790000), (25280, 787500), (26250, 758400), (26544, 750000), (26880, 740625), (27650, 720000), (28000, 711000), (28125, 707840), (28440, 700000), (28800, 691250), (29625, 672000), (30000, 663600), (30336, 656250), (31250, 637056), (31500, 632000), (31600, 630000), (32000, 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