78038940

素因数分解:

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

素因数の和:2707

約数の個数: 96

約数和(自身を含む): 253338624

約数和(自身を除く): 175299684

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 284, 355, 420, 426, 497, 710, 852, 994, 1065, 1420, 1491, 1988, 2130, 2485, 2617, 2982, 4260, 4970, 5234, 5964, 7455, 7851, 9940, 10468, 13085, 14910, 15702, 18319, 26170, 29820, 31404, 36638, 39255, 52340, 54957, 73276, 78510, 91595, 109914, 157020, 183190, 185807, 219828, 274785, 366380, 371614, 549570, 557421, 743228, 929035, 1099140, 1114842, 1300649, 1858070, 2229684, 2601298, 2787105, 3716140, 3901947, 5202596, 5574210, 6503245, 7803894, 11148420, 13006490, 15607788, 19509735, 26012980, 39019470, 78038940]

約数ペア:

[(1, 78038940), (2, 39019470), (3, 26012980), (4, 19509735), (5, 15607788), (6, 13006490), (7, 11148420), (10, 7803894), (12, 6503245), (14, 5574210), (15, 5202596), (20, 3901947), (21, 3716140), (28, 2787105), (30, 2601298), (35, 2229684), (42, 1858070), (60, 1300649), (70, 1114842), (71, 1099140), (84, 929035), (105, 743228), (140, 557421), (142, 549570), (210, 371614), (213, 366380), (284, 274785), (355, 219828), (420, 185807), (426, 183190), (497, 157020), (710, 109914), (852, 91595), (994, 78510), (1065, 73276), (1420, 54957), (1491, 52340), (1988, 39255), (2130, 36638), (2485, 31404), (2617, 29820), (2982, 26170), (4260, 18319), (4970, 15702), (5234, 14910), (5964, 13085), (7455, 10468), (7851, 9940)]