82712960

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1$

素因数の和:440

約数の個数: 128

約数和(自身を含む): 223257600

約数和(自身を除く): 140544640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 379, 440, 496, 620, 640, 682, 704, 758, 880, 992, 1240, 1364, 1408, 1516, 1705, 1760, 1895, 1984, 2480, 2728, 3032, 3410, 3520, 3790, 3968, 4169, 4960, 5456, 6064, 6820, 7040, 7580, 8338, 9920, 10912, 11749, 12128, 13640, 15160, 16676, 19840, 20845, 21824, 23498, 24256, 27280, 30320, 33352, 41690, 43648, 46996, 48512, 54560, 58745, 60640, 66704, 83380, 93992, 109120, 117490, 121280, 129239, 133408, 166760, 187984, 218240, 234980, 242560, 258478, 266816, 333520, 375968, 469960, 516956, 533632, 646195, 667040, 751936, 939920, 1033912, 1292390, 1334080, 1503872, 1879840, 2067824, 2584780, 2668160, 3759680, 4135648, 5169560, 7519360, 8271296, 10339120, 16542592, 20678240, 41356480, 82712960]

約数ペア:

[(1, 82712960), (2, 41356480), (4, 20678240), (5, 16542592), (8, 10339120), (10, 8271296), (11, 7519360), (16, 5169560), (20, 4135648), (22, 3759680), (31, 2668160), (32, 2584780), (40, 2067824), (44, 1879840), (55, 1503872), (62, 1334080), (64, 1292390), (80, 1033912), (88, 939920), (110, 751936), (124, 667040), (128, 646195), (155, 533632), (160, 516956), (176, 469960), (220, 375968), (248, 333520), (310, 266816), (320, 258478), (341, 242560), (352, 234980), (379, 218240), (440, 187984), (496, 166760), (620, 133408), (640, 129239), (682, 121280), (704, 117490), (758, 109120), (880, 93992), (992, 83380), (1240, 66704), (1364, 60640), (1408, 58745), (1516, 54560), (1705, 48512), (1760, 46996), (1895, 43648), (1984, 41690), (2480, 33352), (2728, 30320), (3032, 27280), (3410, 24256), (3520, 23498), (3790, 21824), (3968, 20845), (4169, 19840), (4960, 16676), (5456, 15160), (6064, 13640), (6820, 12128), (7040, 11749), (7580, 10912), (8338, 9920)]