151180940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:938

約数の個数: 48

約数和(自身を含む): 326791584

約数和(自身を除く): 175610644

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 331, 410, 557, 662, 820, 1114, 1324, 1655, 2228, 2785, 3310, 5570, 6620, 11140, 13571, 22837, 27142, 45674, 54284, 67855, 91348, 114185, 135710, 184367, 228370, 271420, 368734, 456740, 737468, 921835, 1843670, 3687340, 7559047, 15118094, 30236188, 37795235, 75590470, 151180940]

約数ペア:

[(1, 151180940), (2, 75590470), (4, 37795235), (5, 30236188), (10, 15118094), (20, 7559047), (41, 3687340), (82, 1843670), (164, 921835), (205, 737468), (331, 456740), (410, 368734), (557, 271420), (662, 228370), (820, 184367), (1114, 135710), (1324, 114185), (1655, 91348), (2228, 67855), (2785, 54284), (3310, 45674), (5570, 27142), (6620, 22837), (11140, 13571)]