42538440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{569}}^1$

素因数の和:679

約数の個数: 128

約数和(自身を含む): 147744000

約数和(自身を除く): 105205560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 569, 623, 712, 840, 890, 1068, 1138, 1246, 1335, 1707, 1780, 1869, 2136, 2276, 2492, 2670, 2845, 3115, 3414, 3560, 3738, 3983, 4552, 4984, 5340, 5690, 6230, 6828, 7476, 7966, 8535, 9345, 10680, 11380, 11949, 12460, 13656, 14952, 15932, 17070, 18690, 19915, 22760, 23898, 24920, 31864, 34140, 37380, 39830, 47796, 50641, 59745, 68280, 74760, 79660, 95592, 101282, 119490, 151923, 159320, 202564, 238980, 253205, 303846, 354487, 405128, 477960, 506410, 607692, 708974, 759615, 1012820, 1063461, 1215384, 1417948, 1519230, 1772435, 2025640, 2126922, 2835896, 3038460, 3544870, 4253844, 5317305, 6076920, 7089740, 8507688, 10634610, 14179480, 21269220, 42538440]

約数ペア:

[(1, 42538440), (2, 21269220), (3, 14179480), (4, 10634610), (5, 8507688), (6, 7089740), (7, 6076920), (8, 5317305), (10, 4253844), (12, 3544870), (14, 3038460), (15, 2835896), (20, 2126922), (21, 2025640), (24, 1772435), (28, 1519230), (30, 1417948), (35, 1215384), (40, 1063461), (42, 1012820), (56, 759615), (60, 708974), (70, 607692), (84, 506410), (89, 477960), (105, 405128), (120, 354487), (140, 303846), (168, 253205), (178, 238980), (210, 202564), (267, 159320), (280, 151923), (356, 119490), (420, 101282), (445, 95592), (534, 79660), (569, 74760), (623, 68280), (712, 59745), (840, 50641), (890, 47796), (1068, 39830), (1138, 37380), (1246, 34140), (1335, 31864), (1707, 24920), (1780, 23898), (1869, 22760), (2136, 19915), (2276, 18690), (2492, 17070), (2670, 15932), (2845, 14952), (3115, 13656), (3414, 12460), (3560, 11949), (3738, 11380), (3983, 10680), (4552, 9345), (4984, 8535), (5340, 7966), (5690, 7476), (6230, 6828)]