15721140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{4441}}^1$

素因数の和:4512

約数の個数: 48

約数和(自身を含む): 44775360

約数和(自身を除く): 29054220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 4441, 8882, 13323, 17764, 22205, 26646, 44410, 53292, 66615, 88820, 133230, 262019, 266460, 524038, 786057, 1048076, 1310095, 1572114, 2620190, 3144228, 3930285, 5240380, 7860570, 15721140]

約数ペア:

[(1, 15721140), (2, 7860570), (3, 5240380), (4, 3930285), (5, 3144228), (6, 2620190), (10, 1572114), (12, 1310095), (15, 1048076), (20, 786057), (30, 524038), (59, 266460), (60, 262019), (118, 133230), (177, 88820), (236, 66615), (295, 53292), (354, 44410), (590, 26646), (708, 22205), (885, 17764), (1180, 13323), (1770, 8882), (3540, 4441)]