87739920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3931}}^1$

素因数の和:3981

約数の個数: 120

約数和(自身を含む): 304242432

約数和(自身を除く): 216502512

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 3931, 4464, 5580, 7440, 7862, 11160, 11793, 15724, 19655, 22320, 23586, 31448, 35379, 39310, 47172, 58965, 62896, 70758, 78620, 94344, 117930, 121861, 141516, 157240, 176895, 188688, 235860, 243722, 283032, 314480, 353790, 365583, 471720, 487444, 566064, 609305, 707580, 731166, 943440, 974888, 1096749, 1218610, 1415160, 1462332, 1827915, 1949776, 2193498, 2437220, 2830320, 2924664, 3655830, 4386996, 4874440, 5483745, 5849328, 7311660, 8773992, 9748880, 10967490, 14623320, 17547984, 21934980, 29246640, 43869960, 87739920]

約数ペア:

[(1, 87739920), (2, 43869960), (3, 29246640), (4, 21934980), (5, 17547984), (6, 14623320), (8, 10967490), (9, 9748880), (10, 8773992), (12, 7311660), (15, 5849328), (16, 5483745), (18, 4874440), (20, 4386996), (24, 3655830), (30, 2924664), (31, 2830320), (36, 2437220), (40, 2193498), (45, 1949776), (48, 1827915), (60, 1462332), (62, 1415160), (72, 1218610), (80, 1096749), (90, 974888), (93, 943440), (120, 731166), (124, 707580), (144, 609305), (155, 566064), (180, 487444), (186, 471720), (240, 365583), (248, 353790), (279, 314480), (310, 283032), (360, 243722), (372, 235860), (465, 188688), (496, 176895), (558, 157240), (620, 141516), (720, 121861), (744, 117930), (930, 94344), (1116, 78620), (1240, 70758), (1395, 62896), (1488, 58965), (1860, 47172), (2232, 39310), (2480, 35379), (2790, 31448), (3720, 23586), (3931, 22320), (4464, 19655), (5580, 15724), (7440, 11793), (7862, 11160)]