291210340120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1040036929}}^1$

素因数の和:1040036947

約数の個数: 32

約数和(自身を含む): 748826589600

約数和(自身を除く): 457616249480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1040036929, 2080073858, 4160147716, 5200184645, 7280258503, 8320295432, 10400369290, 14560517006, 20800738580, 29121034012, 36401292515, 41601477160, 58242068024, 72802585030, 145605170060, 291210340120]

約数ペア:

[(1, 291210340120), (2, 145605170060), (4, 72802585030), (5, 58242068024), (7, 41601477160), (8, 36401292515), (10, 29121034012), (14, 20800738580), (20, 14560517006), (28, 10400369290), (35, 8320295432), (40, 7280258503), (56, 5200184645), (70, 4160147716), (140, 2080073858), (280, 1040036929)]