64178220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{271}}^1\times {\mathrm{3947}}^1$

素因数の和:4230

約数の個数: 48

約数和(自身を含む): 180407808

約数和(自身を除く): 116229588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 271, 542, 813, 1084, 1355, 1626, 2710, 3252, 3947, 4065, 5420, 7894, 8130, 11841, 15788, 16260, 19735, 23682, 39470, 47364, 59205, 78940, 118410, 236820, 1069637, 2139274, 3208911, 4278548, 5348185, 6417822, 10696370, 12835644, 16044555, 21392740, 32089110, 64178220]

約数ペア:

[(1, 64178220), (2, 32089110), (3, 21392740), (4, 16044555), (5, 12835644), (6, 10696370), (10, 6417822), (12, 5348185), (15, 4278548), (20, 3208911), (30, 2139274), (60, 1069637), (271, 236820), (542, 118410), (813, 78940), (1084, 59205), (1355, 47364), (1626, 39470), (2710, 23682), (3252, 19735), (3947, 16260), (4065, 15788), (5420, 11841), (7894, 8130)]