39934980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1489}}^1$

素因数の和:1653

約数の個数: 72

約数和(自身を含む): 122031000

約数和(自身を除く): 82096020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1489, 1490, 1788, 2235, 2682, 2978, 2980, 4467, 4470, 5364, 5956, 6705, 7445, 8934, 8940, 13401, 13410, 14890, 17868, 22335, 26802, 26820, 29780, 44670, 53604, 67005, 89340, 134010, 221861, 268020, 443722, 665583, 887444, 1109305, 1331166, 1996749, 2218610, 2662332, 3327915, 3993498, 4437220, 6655830, 7986996, 9983745, 13311660, 19967490, 39934980]

約数ペア:

[(1, 39934980), (2, 19967490), (3, 13311660), (4, 9983745), (5, 7986996), (6, 6655830), (9, 4437220), (10, 3993498), (12, 3327915), (15, 2662332), (18, 2218610), (20, 1996749), (30, 1331166), (36, 1109305), (45, 887444), (60, 665583), (90, 443722), (149, 268020), (180, 221861), (298, 134010), (447, 89340), (596, 67005), (745, 53604), (894, 44670), (1341, 29780), (1489, 26820), (1490, 26802), (1788, 22335), (2235, 17868), (2682, 14890), (2978, 13410), (2980, 13401), (4467, 8940), (4470, 8934), (5364, 7445), (5956, 6705)]