147213320

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{28979}}^1$

素因数の和:29117

約数の個数: 32

約数和(自身を含む): 333849600

約数和(自身を除く): 186636280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 28979, 57958, 115916, 144895, 231832, 289790, 579580, 1159160, 3680333, 7360666, 14721332, 18401665, 29442664, 36803330, 73606660, 147213320]

約数ペア:

[(1, 147213320), (2, 73606660), (4, 36803330), (5, 29442664), (8, 18401665), (10, 14721332), (20, 7360666), (40, 3680333), (127, 1159160), (254, 579580), (508, 289790), (635, 231832), (1016, 144895), (1270, 115916), (2540, 57958), (5080, 28979)]