90122940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4861}}^1$

素因数の和:4979

約数の個数: 72

約数和(自身を含む): 276083808

約数和(自身を除く): 185960868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4635, 4861, 6180, 9270, 9722, 14583, 18540, 19444, 24305, 29166, 43749, 48610, 58332, 72915, 87498, 97220, 145830, 174996, 218745, 291660, 437490, 500683, 874980, 1001366, 1502049, 2002732, 2503415, 3004098, 4506147, 5006830, 6008196, 7510245, 9012294, 10013660, 15020490, 18024588, 22530735, 30040980, 45061470, 90122940]

約数ペア:

[(1, 90122940), (2, 45061470), (3, 30040980), (4, 22530735), (5, 18024588), (6, 15020490), (9, 10013660), (10, 9012294), (12, 7510245), (15, 6008196), (18, 5006830), (20, 4506147), (30, 3004098), (36, 2503415), (45, 2002732), (60, 1502049), (90, 1001366), (103, 874980), (180, 500683), (206, 437490), (309, 291660), (412, 218745), (515, 174996), (618, 145830), (927, 97220), (1030, 87498), (1236, 72915), (1545, 58332), (1854, 48610), (2060, 43749), (3090, 29166), (3708, 24305), (4635, 19444), (4861, 18540), (6180, 14583), (9270, 9722)]