131831640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{366199}}^1$

素因数の和:366216

約数の個数: 48

約数和(自身を含む): 428454000

約数和(自身を除く): 296622360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 366199, 732398, 1098597, 1464796, 1830995, 2197194, 2929592, 3295791, 3661990, 4394388, 5492985, 6591582, 7323980, 8788776, 10985970, 13183164, 14647960, 16478955, 21971940, 26366328, 32957910, 43943880, 65915820, 131831640]

約数ペア:

[(1, 131831640), (2, 65915820), (3, 43943880), (4, 32957910), (5, 26366328), (6, 21971940), (8, 16478955), (9, 14647960), (10, 13183164), (12, 10985970), (15, 8788776), (18, 7323980), (20, 6591582), (24, 5492985), (30, 4394388), (36, 3661990), (40, 3295791), (45, 2929592), (60, 2197194), (72, 1830995), (90, 1464796), (120, 1098597), (180, 732398), (360, 366199)]