420520272

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{1997}}^1$

素因数の和:2156

約数の個数: 80

約数和(自身を含む): 1123803072

約数和(自身を除く): 703282800

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 107, 123, 164, 214, 246, 321, 328, 428, 492, 642, 656, 856, 984, 1284, 1712, 1968, 1997, 2568, 3994, 4387, 5136, 5991, 7988, 8774, 11982, 13161, 15976, 17548, 23964, 26322, 31952, 35096, 47928, 52644, 70192, 81877, 95856, 105288, 163754, 210576, 213679, 245631, 327508, 427358, 491262, 641037, 655016, 854716, 982524, 1282074, 1310032, 1709432, 1965048, 2564148, 3418864, 3930096, 5128296, 8760839, 10256592, 17521678, 26282517, 35043356, 52565034, 70086712, 105130068, 140173424, 210260136, 420520272]

約数ペア:

[(1, 420520272), (2, 210260136), (3, 140173424), (4, 105130068), (6, 70086712), (8, 52565034), (12, 35043356), (16, 26282517), (24, 17521678), (41, 10256592), (48, 8760839), (82, 5128296), (107, 3930096), (123, 3418864), (164, 2564148), (214, 1965048), (246, 1709432), (321, 1310032), (328, 1282074), (428, 982524), (492, 854716), (642, 655016), (656, 641037), (856, 491262), (984, 427358), (1284, 327508), (1712, 245631), (1968, 213679), (1997, 210576), (2568, 163754), (3994, 105288), (4387, 95856), (5136, 81877), (5991, 70192), (7988, 52644), (8774, 47928), (11982, 35096), (13161, 31952), (15976, 26322), (17548, 23964)]