221427420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{119047}}^1$

素因数の和:119090

約数の個数: 48

約数和(自身を含む): 640002048

約数和(自身を除く): 418574628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 119047, 238094, 357141, 476188, 595235, 714282, 1190470, 1428564, 1785705, 2380940, 3571410, 3690457, 7142820, 7380914, 11071371, 14761828, 18452285, 22142742, 36904570, 44285484, 55356855, 73809140, 110713710, 221427420]

約数ペア:

[(1, 221427420), (2, 110713710), (3, 73809140), (4, 55356855), (5, 44285484), (6, 36904570), (10, 22142742), (12, 18452285), (15, 14761828), (20, 11071371), (30, 7380914), (31, 7142820), (60, 3690457), (62, 3571410), (93, 2380940), (124, 1785705), (155, 1428564), (186, 1190470), (310, 714282), (372, 595235), (465, 476188), (620, 357141), (930, 238094), (1860, 119047)]