1649973840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{54133}}^1$

素因数の和:54276

約数の個数: 80

約数和(自身を含む): 5155289088

約数和(自身を除く): 3505315248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 127, 240, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 5080, 6096, 7620, 10160, 15240, 30480, 54133, 108266, 162399, 216532, 270665, 324798, 433064, 541330, 649596, 811995, 866128, 1082660, 1299192, 1623990, 2165320, 2598384, 3247980, 4330640, 6495960, 6874891, 12991920, 13749782, 20624673, 27499564, 34374455, 41249346, 54999128, 68748910, 82498692, 103123365, 109998256, 137497820, 164997384, 206246730, 274995640, 329994768, 412493460, 549991280, 824986920, 1649973840]

約数ペア:

[(1, 1649973840), (2, 824986920), (3, 549991280), (4, 412493460), (5, 329994768), (6, 274995640), (8, 206246730), (10, 164997384), (12, 137497820), (15, 109998256), (16, 103123365), (20, 82498692), (24, 68748910), (30, 54999128), (40, 41249346), (48, 34374455), (60, 27499564), (80, 20624673), (120, 13749782), (127, 12991920), (240, 6874891), (254, 6495960), (381, 4330640), (508, 3247980), (635, 2598384), (762, 2165320), (1016, 1623990), (1270, 1299192), (1524, 1082660), (1905, 866128), (2032, 811995), (2540, 649596), (3048, 541330), (3810, 433064), (5080, 324798), (6096, 270665), (7620, 216532), (10160, 162399), (15240, 108266), (30480, 54133)]