258671640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2155597}}^1$

素因数の和:2155611

約数の個数: 32

約数和(自身を含む): 776015280

約数和(自身を除く): 517343640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2155597, 4311194, 6466791, 8622388, 10777985, 12933582, 17244776, 21555970, 25867164, 32333955, 43111940, 51734328, 64667910, 86223880, 129335820, 258671640]

約数ペア:

[(1, 258671640), (2, 129335820), (3, 86223880), (4, 64667910), (5, 51734328), (6, 43111940), (8, 32333955), (10, 25867164), (12, 21555970), (15, 17244776), (20, 12933582), (24, 10777985), (30, 8622388), (40, 6466791), (60, 4311194), (120, 2155597)]