81471540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{607}}^1\times {\mathrm{2237}}^1$

素因数の和:2856

約数の個数: 48

約数和(自身を含む): 228598272

約数和(自身を除く): 147126732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 607, 1214, 1821, 2237, 2428, 3035, 3642, 4474, 6070, 6711, 7284, 8948, 9105, 11185, 12140, 13422, 18210, 22370, 26844, 33555, 36420, 44740, 67110, 134220, 1357859, 2715718, 4073577, 5431436, 6789295, 8147154, 13578590, 16294308, 20367885, 27157180, 40735770, 81471540]

約数ペア:

[(1, 81471540), (2, 40735770), (3, 27157180), (4, 20367885), (5, 16294308), (6, 13578590), (10, 8147154), (12, 6789295), (15, 5431436), (20, 4073577), (30, 2715718), (60, 1357859), (607, 134220), (1214, 67110), (1821, 44740), (2237, 36420), (2428, 33555), (3035, 26844), (3642, 22370), (4474, 18210), (6070, 13422), (6711, 12140), (7284, 11185), (8948, 9105)]