312155760

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2617}}^1$

素因数の和:2711

約数の個数: 160

約数和(自身を含む): 1121928192

約数和(自身を除く): 809772432

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 105, 112, 120, 140, 142, 168, 210, 213, 240, 280, 284, 336, 355, 420, 426, 497, 560, 568, 710, 840, 852, 994, 1065, 1136, 1420, 1491, 1680, 1704, 1988, 2130, 2485, 2617, 2840, 2982, 3408, 3976, 4260, 4970, 5234, 5680, 5964, 7455, 7851, 7952, 8520, 9940, 10468, 11928, 13085, 14910, 15702, 17040, 18319, 19880, 20936, 23856, 26170, 29820, 31404, 36638, 39255, 39760, 41872, 52340, 54957, 59640, 62808, 73276, 78510, 91595, 104680, 109914, 119280, 125616, 146552, 157020, 183190, 185807, 209360, 219828, 274785, 293104, 314040, 366380, 371614, 439656, 549570, 557421, 628080, 732760, 743228, 879312, 929035, 1099140, 1114842, 1300649, 1465520, 1486456, 1858070, 2198280, 2229684, 2601298, 2787105, 2972912, 3716140, 3901947, 4396560, 4459368, 5202596, 5574210, 6503245, 7432280, 7803894, 8918736, 10405192, 11148420, 13006490, 14864560, 15607788, 19509735, 20810384, 22296840, 26012980, 31215576, 39019470, 44593680, 52025960, 62431152, 78038940, 104051920, 156077880, 312155760]

約数ペア:

[(1, 312155760), (2, 156077880), (3, 104051920), (4, 78038940), (5, 62431152), (6, 52025960), (7, 44593680), (8, 39019470), (10, 31215576), (12, 26012980), (14, 22296840), (15, 20810384), (16, 19509735), (20, 15607788), (21, 14864560), (24, 13006490), (28, 11148420), (30, 10405192), (35, 8918736), (40, 7803894), (42, 7432280), (48, 6503245), (56, 5574210), (60, 5202596), (70, 4459368), (71, 4396560), (80, 3901947), (84, 3716140), (105, 2972912), (112, 2787105), (120, 2601298), (140, 2229684), (142, 2198280), (168, 1858070), (210, 1486456), (213, 1465520), (240, 1300649), (280, 1114842), (284, 1099140), (336, 929035), (355, 879312), (420, 743228), (426, 732760), (497, 628080), (560, 557421), (568, 549570), (710, 439656), (840, 371614), (852, 366380), (994, 314040), (1065, 293104), (1136, 274785), (1420, 219828), (1491, 209360), (1680, 185807), (1704, 183190), (1988, 157020), (2130, 146552), (2485, 125616), (2617, 119280), (2840, 109914), (2982, 104680), (3408, 91595), (3976, 78510), (4260, 73276), (4970, 62808), (5234, 59640), (5680, 54957), (5964, 52340), (7455, 41872), (7851, 39760), (7952, 39255), (8520, 36638), (9940, 31404), (10468, 29820), (11928, 26170), (13085, 23856), (14910, 20936), (15702, 19880), (17040, 18319)]