13280580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{829}}^1$

素因数の和:933

約数の個数: 72

約数和(自身を含む): 40786200

約数和(自身を除く): 27505620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 829, 890, 1068, 1335, 1602, 1658, 1780, 2487, 2670, 3204, 3316, 4005, 4145, 4974, 5340, 7461, 8010, 8290, 9948, 12435, 14922, 16020, 16580, 24870, 29844, 37305, 49740, 73781, 74610, 147562, 149220, 221343, 295124, 368905, 442686, 664029, 737810, 885372, 1106715, 1328058, 1475620, 2213430, 2656116, 3320145, 4426860, 6640290, 13280580]

約数ペア:

[(1, 13280580), (2, 6640290), (3, 4426860), (4, 3320145), (5, 2656116), (6, 2213430), (9, 1475620), (10, 1328058), (12, 1106715), (15, 885372), (18, 737810), (20, 664029), (30, 442686), (36, 368905), (45, 295124), (60, 221343), (89, 149220), (90, 147562), (178, 74610), (180, 73781), (267, 49740), (356, 37305), (445, 29844), (534, 24870), (801, 16580), (829, 16020), (890, 14922), (1068, 12435), (1335, 9948), (1602, 8290), (1658, 8010), (1780, 7461), (2487, 5340), (2670, 4974), (3204, 4145), (3316, 4005)]