56556466740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{488651}}^1$

素因数の和:489309

約数の個数: 72

約数和(自身を含む): 171821770848

約数和(自身を除く): 115265304108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 643, 1286, 1929, 2572, 3215, 3858, 5787, 6430, 7716, 9645, 11574, 12860, 19290, 23148, 28935, 38580, 57870, 115740, 488651, 977302, 1465953, 1954604, 2443255, 2931906, 4397859, 4886510, 5863812, 7329765, 8795718, 9773020, 14659530, 17591436, 21989295, 29319060, 43978590, 87957180, 314202593, 628405186, 942607779, 1256810372, 1571012965, 1885215558, 2827823337, 3142025930, 3770431116, 4713038895, 5655646674, 6284051860, 9426077790, 11311293348, 14139116685, 18852155580, 28278233370, 56556466740]

約数ペア:

[(1, 56556466740), (2, 28278233370), (3, 18852155580), (4, 14139116685), (5, 11311293348), (6, 9426077790), (9, 6284051860), (10, 5655646674), (12, 4713038895), (15, 3770431116), (18, 3142025930), (20, 2827823337), (30, 1885215558), (36, 1571012965), (45, 1256810372), (60, 942607779), (90, 628405186), (180, 314202593), (643, 87957180), (1286, 43978590), (1929, 29319060), (2572, 21989295), (3215, 17591436), (3858, 14659530), (5787, 9773020), (6430, 8795718), (7716, 7329765), (9645, 5863812), (11574, 4886510), (12860, 4397859), (19290, 2931906), (23148, 2443255), (28935, 1954604), (38580, 1465953), (57870, 977302), (115740, 488651)]