30987660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1619}}^1$

素因数の和:1671

約数の個数: 96

約数和(自身を含む): 97977600

約数和(自身を除く): 66989940

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1276, 1595, 1619, 1740, 1914, 3190, 3238, 3828, 4785, 4857, 6380, 6476, 8095, 9570, 9714, 16190, 17809, 19140, 19428, 24285, 32380, 35618, 46951, 48570, 53427, 71236, 89045, 93902, 97140, 106854, 140853, 178090, 187804, 213708, 234755, 267135, 281706, 356180, 469510, 516461, 534270, 563412, 704265, 939020, 1032922, 1068540, 1408530, 1549383, 2065844, 2582305, 2817060, 3098766, 5164610, 6197532, 7746915, 10329220, 15493830, 30987660]

約数ペア:

[(1, 30987660), (2, 15493830), (3, 10329220), (4, 7746915), (5, 6197532), (6, 5164610), (10, 3098766), (11, 2817060), (12, 2582305), (15, 2065844), (20, 1549383), (22, 1408530), (29, 1068540), (30, 1032922), (33, 939020), (44, 704265), (55, 563412), (58, 534270), (60, 516461), (66, 469510), (87, 356180), (110, 281706), (116, 267135), (132, 234755), (145, 213708), (165, 187804), (174, 178090), (220, 140853), (290, 106854), (319, 97140), (330, 93902), (348, 89045), (435, 71236), (580, 53427), (638, 48570), (660, 46951), (870, 35618), (957, 32380), (1276, 24285), (1595, 19428), (1619, 19140), (1740, 17809), (1914, 16190), (3190, 9714), (3238, 9570), (3828, 8095), (4785, 6476), (4857, 6380)]