149040280

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{128483}}^1$

素因数の和:128523

約数の個数: 32

約数和(自身を含む): 346906800

約数和(自身を除く): 197866520

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 128483, 256966, 513932, 642415, 1027864, 1284830, 2569660, 3726007, 5139320, 7452014, 14904028, 18630035, 29808056, 37260070, 74520140, 149040280]

約数ペア:

[(1, 149040280), (2, 74520140), (4, 37260070), (5, 29808056), (8, 18630035), (10, 14904028), (20, 7452014), (29, 5139320), (40, 3726007), (58, 2569660), (116, 1284830), (145, 1027864), (232, 642415), (290, 513932), (580, 256966), (1160, 128483)]