638933460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{701}}^1\times {\mathrm{1381}}^1$

素因数の和:2105

約数の個数: 96

約数和(自身を含む): 1955850624

約数和(自身を除く): 1316917164

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 701, 1381, 1402, 2103, 2762, 2804, 3505, 4143, 4206, 5524, 6905, 7010, 7711, 8286, 8412, 10515, 13810, 14020, 15191, 15422, 16572, 20715, 21030, 23133, 27620, 30382, 30844, 38555, 41430, 42060, 45573, 46266, 60764, 75955, 77110, 82860, 91146, 92532, 115665, 151910, 154220, 182292, 227865, 231330, 303820, 455730, 462660, 911460, 968081, 1936162, 2904243, 3872324, 4840405, 5808486, 9680810, 10648891, 11616972, 14521215, 19361620, 21297782, 29042430, 31946673, 42595564, 53244455, 58084860, 63893346, 106488910, 127786692, 159733365, 212977820, 319466730, 638933460]

約数ペア:

[(1, 638933460), (2, 319466730), (3, 212977820), (4, 159733365), (5, 127786692), (6, 106488910), (10, 63893346), (11, 58084860), (12, 53244455), (15, 42595564), (20, 31946673), (22, 29042430), (30, 21297782), (33, 19361620), (44, 14521215), (55, 11616972), (60, 10648891), (66, 9680810), (110, 5808486), (132, 4840405), (165, 3872324), (220, 2904243), (330, 1936162), (660, 968081), (701, 911460), (1381, 462660), (1402, 455730), (2103, 303820), (2762, 231330), (2804, 227865), (3505, 182292), (4143, 154220), (4206, 151910), (5524, 115665), (6905, 92532), (7010, 91146), (7711, 82860), (8286, 77110), (8412, 75955), (10515, 60764), (13810, 46266), (14020, 45573), (15191, 42060), (15422, 41430), (16572, 38555), (20715, 30844), (21030, 30382), (23133, 27620)]