72544220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{1831}}^1$

素因数の和:2130

約数の個数: 48

約数和(自身を含む): 174816768

約数和(自身を除く): 102272548

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1831, 1981, 2830, 3662, 3962, 5660, 7324, 7924, 9155, 9905, 12817, 18310, 19810, 25634, 36620, 39620, 51268, 64085, 128170, 256340, 518173, 1036346, 2072692, 2590865, 3627211, 5181730, 7254422, 10363460, 14508844, 18136055, 36272110, 72544220]

約数ペア:

[(1, 72544220), (2, 36272110), (4, 18136055), (5, 14508844), (7, 10363460), (10, 7254422), (14, 5181730), (20, 3627211), (28, 2590865), (35, 2072692), (70, 1036346), (140, 518173), (283, 256340), (566, 128170), (1132, 64085), (1415, 51268), (1831, 39620), (1981, 36620), (2830, 25634), (3662, 19810), (3962, 18310), (5660, 12817), (7324, 9905), (7924, 9155)]