30143640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{251197}}^1$

素因数の和:251211

約数の個数: 32

約数和(自身を含む): 90431280

約数和(自身を除く): 60287640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 251197, 502394, 753591, 1004788, 1255985, 1507182, 2009576, 2511970, 3014364, 3767955, 5023940, 6028728, 7535910, 10047880, 15071820, 30143640]

約数ペア:

[(1, 30143640), (2, 15071820), (3, 10047880), (4, 7535910), (5, 6028728), (6, 5023940), (8, 3767955), (10, 3014364), (12, 2511970), (15, 2009576), (20, 1507182), (24, 1255985), (30, 1004788), (40, 753591), (60, 502394), (120, 251197)]