73210840

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1$

素因数の和:233

約数の個数: 128

約数和(自身を含む): 189112320

約数和(自身を除く): 115901480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 31, 34, 40, 46, 62, 68, 85, 92, 115, 124, 136, 151, 155, 170, 184, 230, 248, 302, 310, 340, 391, 460, 527, 604, 620, 680, 713, 755, 782, 920, 1054, 1208, 1240, 1426, 1510, 1564, 1955, 2108, 2567, 2635, 2852, 3020, 3128, 3473, 3565, 3910, 4216, 4681, 5134, 5270, 5704, 6040, 6946, 7130, 7820, 9362, 10268, 10540, 12121, 12835, 13892, 14260, 15640, 17365, 18724, 20536, 21080, 23405, 24242, 25670, 27784, 28520, 34730, 37448, 46810, 48484, 51340, 59041, 60605, 69460, 79577, 93620, 96968, 102680, 107663, 118082, 121210, 138920, 159154, 187240, 215326, 236164, 242420, 295205, 318308, 397885, 430652, 472328, 484840, 538315, 590410, 636616, 795770, 861304, 1076630, 1180820, 1591540, 1830271, 2153260, 2361640, 3183080, 3660542, 4306520, 7321084, 9151355, 14642168, 18302710, 36605420, 73210840]

約数ペア:

[(1, 73210840), (2, 36605420), (4, 18302710), (5, 14642168), (8, 9151355), (10, 7321084), (17, 4306520), (20, 3660542), (23, 3183080), (31, 2361640), (34, 2153260), (40, 1830271), (46, 1591540), (62, 1180820), (68, 1076630), (85, 861304), (92, 795770), (115, 636616), (124, 590410), (136, 538315), (151, 484840), (155, 472328), (170, 430652), (184, 397885), (230, 318308), (248, 295205), (302, 242420), (310, 236164), (340, 215326), (391, 187240), (460, 159154), (527, 138920), (604, 121210), (620, 118082), (680, 107663), (713, 102680), (755, 96968), (782, 93620), (920, 79577), (1054, 69460), (1208, 60605), (1240, 59041), (1426, 51340), (1510, 48484), (1564, 46810), (1955, 37448), (2108, 34730), (2567, 28520), (2635, 27784), (2852, 25670), (3020, 24242), (3128, 23405), (3473, 21080), (3565, 20536), (3910, 18724), (4216, 17365), (4681, 15640), (5134, 14260), (5270, 13892), (5704, 12835), (6040, 12121), (6946, 10540), (7130, 10268), (7820, 9362)]