130438140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{310567}}^1$

素因数の和:310586

約数の個数: 48

約数和(自身を含む): 417403392

約数和(自身を除く): 286965252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 310567, 621134, 931701, 1242268, 1552835, 1863402, 2173969, 3105670, 3726804, 4347938, 4658505, 6211340, 6521907, 8695876, 9317010, 10869845, 13043814, 18634020, 21739690, 26087628, 32609535, 43479380, 65219070, 130438140]

約数ペア:

[(1, 130438140), (2, 65219070), (3, 43479380), (4, 32609535), (5, 26087628), (6, 21739690), (7, 18634020), (10, 13043814), (12, 10869845), (14, 9317010), (15, 8695876), (20, 6521907), (21, 6211340), (28, 4658505), (30, 4347938), (35, 3726804), (42, 3105670), (60, 2173969), (70, 1863402), (84, 1552835), (105, 1242268), (140, 931701), (210, 621134), (420, 310567)]