64931640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{541097}}^1$

素因数の和:541111

約数の個数: 32

約数和(自身を含む): 194795280

約数和(自身を除く): 129863640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 541097, 1082194, 1623291, 2164388, 2705485, 3246582, 4328776, 5410970, 6493164, 8116455, 10821940, 12986328, 16232910, 21643880, 32465820, 64931640]

約数ペア:

[(1, 64931640), (2, 32465820), (3, 21643880), (4, 16232910), (5, 12986328), (6, 10821940), (8, 8116455), (10, 6493164), (12, 5410970), (15, 4328776), (20, 3246582), (24, 2705485), (30, 2164388), (40, 1623291), (60, 1082194), (120, 541097)]