72392440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{739}}^1$

素因数の和:860

約数の個数: 64

約数和(自身を含む): 170496000

約数和(自身を除く): 98103560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 79, 124, 155, 158, 248, 310, 316, 395, 620, 632, 739, 790, 1240, 1478, 1580, 2449, 2956, 3160, 3695, 4898, 5912, 7390, 9796, 12245, 14780, 19592, 22909, 24490, 29560, 45818, 48980, 58381, 91636, 97960, 114545, 116762, 183272, 229090, 233524, 291905, 458180, 467048, 583810, 916360, 1167620, 1809811, 2335240, 3619622, 7239244, 9049055, 14478488, 18098110, 36196220, 72392440]

約数ペア:

[(1, 72392440), (2, 36196220), (4, 18098110), (5, 14478488), (8, 9049055), (10, 7239244), (20, 3619622), (31, 2335240), (40, 1809811), (62, 1167620), (79, 916360), (124, 583810), (155, 467048), (158, 458180), (248, 291905), (310, 233524), (316, 229090), (395, 183272), (620, 116762), (632, 114545), (739, 97960), (790, 91636), (1240, 58381), (1478, 48980), (1580, 45818), (2449, 29560), (2956, 24490), (3160, 22909), (3695, 19592), (4898, 14780), (5912, 12245), (7390, 9796)]