128805048

素因数分解:

$2^3\times 3^2\times {\mathrm{821}}^1\times {\mathrm{2179}}^1$

素因数の和:3012

約数の個数: 48

約数和(自身を含む): 349432200

約数和(自身を除く): 220627152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 821, 1642, 2179, 2463, 3284, 4358, 4926, 6537, 6568, 7389, 8716, 9852, 13074, 14778, 17432, 19611, 19704, 26148, 29556, 39222, 52296, 59112, 78444, 156888, 1788959, 3577918, 5366877, 7155836, 10733754, 14311672, 16100631, 21467508, 32201262, 42935016, 64402524, 128805048]

約数ペア:

[(1, 128805048), (2, 64402524), (3, 42935016), (4, 32201262), (6, 21467508), (8, 16100631), (9, 14311672), (12, 10733754), (18, 7155836), (24, 5366877), (36, 3577918), (72, 1788959), (821, 156888), (1642, 78444), (2179, 59112), (2463, 52296), (3284, 39222), (4358, 29556), (4926, 26148), (6537, 19704), (6568, 19611), (7389, 17432), (8716, 14778), (9852, 13074)]