80013720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3491}}^1$

素因数の和:3696

約数の個数: 64

約数和(自身を含む): 241367040

約数和(自身を除く): 161353320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 573, 764, 955, 1146, 1528, 1910, 2292, 2865, 3491, 3820, 4584, 5730, 6982, 7640, 10473, 11460, 13964, 17455, 20946, 22920, 27928, 34910, 41892, 52365, 69820, 83784, 104730, 139640, 209460, 418920, 666781, 1333562, 2000343, 2667124, 3333905, 4000686, 5334248, 6667810, 8001372, 10001715, 13335620, 16002744, 20003430, 26671240, 40006860, 80013720]

約数ペア:

[(1, 80013720), (2, 40006860), (3, 26671240), (4, 20003430), (5, 16002744), (6, 13335620), (8, 10001715), (10, 8001372), (12, 6667810), (15, 5334248), (20, 4000686), (24, 3333905), (30, 2667124), (40, 2000343), (60, 1333562), (120, 666781), (191, 418920), (382, 209460), (573, 139640), (764, 104730), (955, 83784), (1146, 69820), (1528, 52365), (1910, 41892), (2292, 34910), (2865, 27928), (3491, 22920), (3820, 20946), (4584, 17455), (5730, 13964), (6982, 11460), (7640, 10473)]