315122560

素因数分解:

$2^7\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3877}}^1$

素因数の和:4023

約数の個数: 64

約数和(自身を含む): 759467520

約数和(自身を除く): 444344960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 320, 508, 635, 640, 1016, 1270, 2032, 2540, 3877, 4064, 5080, 7754, 8128, 10160, 15508, 16256, 19385, 20320, 31016, 38770, 40640, 62032, 77540, 81280, 124064, 155080, 248128, 310160, 492379, 496256, 620320, 984758, 1240640, 1969516, 2461895, 2481280, 3939032, 4923790, 7878064, 9847580, 15756128, 19695160, 31512256, 39390320, 63024512, 78780640, 157561280, 315122560]

約数ペア:

[(1, 315122560), (2, 157561280), (4, 78780640), (5, 63024512), (8, 39390320), (10, 31512256), (16, 19695160), (20, 15756128), (32, 9847580), (40, 7878064), (64, 4923790), (80, 3939032), (127, 2481280), (128, 2461895), (160, 1969516), (254, 1240640), (320, 984758), (508, 620320), (635, 496256), (640, 492379), (1016, 310160), (1270, 248128), (2032, 155080), (2540, 124064), (3877, 81280), (4064, 77540), (5080, 62032), (7754, 40640), (8128, 38770), (10160, 31016), (15508, 20320), (16256, 19385)]