90407490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{389}}^1$

素因数の和:587

約数の個数: 64

約数和(自身を含む): 222842880

約数和(自身を除く): 132435390

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 127, 183, 254, 305, 366, 381, 389, 610, 635, 762, 778, 915, 1167, 1270, 1830, 1905, 1945, 2334, 3810, 3890, 5835, 7747, 11670, 15494, 23241, 23729, 38735, 46482, 47458, 49403, 71187, 77470, 98806, 116205, 118645, 142374, 148209, 232410, 237290, 247015, 296418, 355935, 494030, 711870, 741045, 1482090, 3013583, 6027166, 9040749, 15067915, 18081498, 30135830, 45203745, 90407490]

約数ペア:

[(1, 90407490), (2, 45203745), (3, 30135830), (5, 18081498), (6, 15067915), (10, 9040749), (15, 6027166), (30, 3013583), (61, 1482090), (122, 741045), (127, 711870), (183, 494030), (254, 355935), (305, 296418), (366, 247015), (381, 237290), (389, 232410), (610, 148209), (635, 142374), (762, 118645), (778, 116205), (915, 98806), (1167, 77470), (1270, 71187), (1830, 49403), (1905, 47458), (1945, 46482), (2334, 38735), (3810, 23729), (3890, 23241), (5835, 15494), (7747, 11670)]