153756820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{25541}}^1$

素因数の和:25600

約数の個数: 48

約数和(自身を含む): 377612928

約数和(自身を除く): 223856108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 25541, 51082, 102164, 127705, 178787, 255410, 357574, 510820, 715148, 893935, 1098263, 1787870, 2196526, 3575740, 4393052, 5491315, 7687841, 10982630, 15375682, 21965260, 30751364, 38439205, 76878410, 153756820]

約数ペア:

[(1, 153756820), (2, 76878410), (4, 38439205), (5, 30751364), (7, 21965260), (10, 15375682), (14, 10982630), (20, 7687841), (28, 5491315), (35, 4393052), (43, 3575740), (70, 2196526), (86, 1787870), (140, 1098263), (172, 893935), (215, 715148), (301, 510820), (430, 357574), (602, 255410), (860, 178787), (1204, 127705), (1505, 102164), (3010, 51082), (6020, 25541)]