1242000000

素因数分解:

$2^7\times 3^3\times 5^6\times {\mathrm{23}}^1$

素因数の和:76

約数の個数: 448

約数和(自身を含む): 4781188800

約数和(自身を除く): 3539188800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 25, 27, 30, 32, 36, 40, 45, 46, 48, 50, 54, 60, 64, 69, 72, 75, 80, 90, 92, 96, 100, 108, 115, 120, 125, 128, 135, 138, 144, 150, 160, 180, 184, 192, 200, 207, 216, 225, 230, 240, 250, 270, 276, 288, 300, 320, 345, 360, 368, 375, 384, 400, 414, 432, 450, 460, 480, 500, 540, 552, 575, 576, 600, 621, 625, 640, 675, 690, 720, 736, 750, 800, 828, 864, 900, 920, 960, 1000, 1035, 1080, 1104, 1125, 1150, 1152, 1200, 1242, 1250, 1350, 1380, 1440, 1472, 1500, 1600, 1656, 1725, 1728, 1800, 1840, 1875, 1920, 2000, 2070, 2160, 2208, 2250, 2300, 2400, 2484, 2500, 2700, 2760, 2875, 2880, 2944, 3000, 3105, 3125, 3200, 3312, 3375, 3450, 3456, 3600, 3680, 3750, 4000, 4140, 4320, 4416, 4500, 4600, 4800, 4968, 5000, 5175, 5400, 5520, 5625, 5750, 5760, 6000, 6210, 6250, 6624, 6750, 6900, 7200, 7360, 7500, 8000, 8280, 8625, 8640, 8832, 9000, 9200, 9375, 9600, 9936, 10000, 10350, 10800, 11040, 11250, 11500, 12000, 12420, 12500, 13248, 13500, 13800, 14375, 14400, 14720, 15000, 15525, 15625, 16000, 16560, 16875, 17250, 17280, 18000, 18400, 18750, 19872, 20000, 20700, 21600, 22080, 22500, 23000, 24000, 24840, 25000, 25875, 26496, 27000, 27600, 28125, 28750, 28800, 30000, 31050, 31250, 33120, 33750, 34500, 36000, 36800, 37500, 39744, 40000, 41400, 43125, 43200, 44160, 45000, 46000, 46875, 48000, 49680, 50000, 51750, 54000, 55200, 56250, 57500, 60000, 62100, 62500, 66240, 67500, 69000, 71875, 72000, 73600, 75000, 77625, 79488, 80000, 82800, 84375, 86250, 86400, 90000, 92000, 93750, 99360, 100000, 103500, 108000, 110400, 112500, 115000, 120000, 124200, 125000, 129375, 132480, 135000, 138000, 140625, 143750, 144000, 150000, 155250, 165600, 168750, 172500, 180000, 184000, 187500, 198720, 200000, 207000, 215625, 216000, 220800, 225000, 230000, 240000, 248400, 250000, 258750, 270000, 276000, 281250, 287500, 300000, 310500, 331200, 337500, 345000, 359375, 360000, 368000, 375000, 388125, 397440, 400000, 414000, 421875, 431250, 432000, 450000, 460000, 496800, 500000, 517500, 540000, 552000, 562500, 575000, 600000, 621000, 646875, 662400, 675000, 690000, 718750, 720000, 750000, 776250, 828000, 843750, 862500, 900000, 920000, 993600, 1000000, 1035000, 1078125, 1080000, 1104000, 1125000, 1150000, 1200000, 1242000, 1293750, 1350000, 1380000, 1437500, 1500000, 1552500, 1656000, 1687500, 1725000, 1800000, 1840000, 1940625, 1987200, 2000000, 2070000, 2156250, 2160000, 2250000, 2300000, 2484000, 2587500, 2700000, 2760000, 2875000, 3000000, 3105000, 3234375, 3312000, 3375000, 3450000, 3600000, 3881250, 4140000, 4312500, 4500000, 4600000, 4968000, 5175000, 5400000, 5520000, 5750000, 6000000, 6210000, 6468750, 6750000, 6900000, 7762500, 8280000, 8625000, 9000000, 9200000, 9703125, 9936000, 10350000, 10800000, 11500000, 12420000, 12937500, 13500000, 13800000, 15525000, 16560000, 17250000, 18000000, 19406250, 20700000, 23000000, 24840000, 25875000, 27000000, 27600000, 31050000, 34500000, 38812500, 41400000, 46000000, 49680000, 51750000, 54000000, 62100000, 69000000, 77625000, 82800000, 103500000, 124200000, 138000000, 155250000, 207000000, 248400000, 310500000, 414000000, 621000000, 1242000000]

約数ペア:

[(1, 1242000000), (2, 621000000), (3, 414000000), (4, 310500000), (5, 248400000), (6, 207000000), (8, 155250000), (9, 138000000), (10, 124200000), (12, 103500000), (15, 82800000), (16, 77625000), (18, 69000000), (20, 62100000), (23, 54000000), (24, 51750000), (25, 49680000), (27, 46000000), (30, 41400000), (32, 38812500), (36, 34500000), (40, 31050000), (45, 27600000), (46, 27000000), (48, 25875000), (50, 24840000), (54, 23000000), (60, 20700000), (64, 19406250), (69, 18000000), (72, 17250000), (75, 16560000), (80, 15525000), (90, 13800000), (92, 13500000), (96, 12937500), (100, 12420000), (108, 11500000), (115, 10800000), (120, 10350000), (125, 9936000), (128, 9703125), (135, 9200000), (138, 9000000), (144, 8625000), (150, 8280000), (160, 7762500), (180, 6900000), (184, 6750000), (192, 6468750), (200, 6210000), (207, 6000000), (216, 5750000), (225, 5520000), (230, 5400000), (240, 5175000), (250, 4968000), (270, 4600000), (276, 4500000), (288, 4312500), (300, 4140000), (320, 3881250), (345, 3600000), (360, 3450000), (368, 3375000), (375, 3312000), (384, 3234375), (400, 3105000), (414, 3000000), (432, 2875000), (450, 2760000), (460, 2700000), (480, 2587500), (500, 2484000), (540, 2300000), (552, 2250000), (575, 2160000), (576, 2156250), (600, 2070000), (621, 2000000), (625, 1987200), (640, 1940625), (675, 1840000), (690, 1800000), (720, 1725000), (736, 1687500), (750, 1656000), (800, 1552500), (828, 1500000), (864, 1437500), (900, 1380000), (920, 1350000), (960, 1293750), (1000, 1242000), (1035, 1200000), (1080, 1150000), (1104, 1125000), (1125, 1104000), (1150, 1080000), (1152, 1078125), (1200, 1035000), (1242, 1000000), (1250, 993600), (1350, 920000), (1380, 900000), (1440, 862500), (1472, 843750), (1500, 828000), (1600, 776250), (1656, 750000), (1725, 720000), (1728, 718750), (1800, 690000), (1840, 675000), (1875, 662400), (1920, 646875), (2000, 621000), (2070, 600000), (2160, 575000), (2208, 562500), (2250, 552000), (2300, 540000), (2400, 517500), (2484, 500000), (2500, 496800), (2700, 460000), (2760, 450000), (2875, 432000), (2880, 431250), (2944, 421875), (3000, 414000), (3105, 400000), (3125, 397440), (3200, 388125), (3312, 375000), (3375, 368000), (3450, 360000), (3456, 359375), (3600, 345000), (3680, 337500), (3750, 331200), (4000, 310500), (4140, 300000), (4320, 287500), (4416, 281250), (4500, 276000), (4600, 270000), (4800, 258750), (4968, 250000), (5000, 248400), (5175, 240000), (5400, 230000), (5520, 225000), (5625, 220800), (5750, 216000), (5760, 215625), (6000, 207000), (6210, 200000), (6250, 198720), (6624, 187500), (6750, 184000), (6900, 180000), (7200, 172500), (7360, 168750), (7500, 165600), (8000, 155250), (8280, 150000), (8625, 144000), (8640, 143750), (8832, 140625), (9000, 138000), (9200, 135000), (9375, 132480), (9600, 129375), (9936, 125000), (10000, 124200), (10350, 120000), (10800, 115000), (11040, 112500), (11250, 110400), (11500, 108000), (12000, 103500), (12420, 100000), (12500, 99360), (13248, 93750), (13500, 92000), (13800, 90000), (14375, 86400), (14400, 86250), (14720, 84375), (15000, 82800), (15525, 80000), (15625, 79488), (16000, 77625), (16560, 75000), (16875, 73600), (17250, 72000), (17280, 71875), (18000, 69000), (18400, 67500), (18750, 66240), (19872, 62500), (20000, 62100), (20700, 60000), (21600, 57500), (22080, 56250), (22500, 55200), (23000, 54000), (24000, 51750), (24840, 50000), (25000, 49680), (25875, 48000), (26496, 46875), (27000, 46000), (27600, 45000), (28125, 44160), (28750, 43200), (28800, 43125), (30000, 41400), (31050, 40000), (31250, 39744), (33120, 37500), (33750, 36800), (34500, 36000)]