72181860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{1741}}^1$

素因数の和:2444

約数の個数: 48

約数和(自身を含む): 202517952

約数和(自身を除く): 130336092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 691, 1382, 1741, 2073, 2764, 3455, 3482, 4146, 5223, 6910, 6964, 8292, 8705, 10365, 10446, 13820, 17410, 20730, 20892, 26115, 34820, 41460, 52230, 104460, 1203031, 2406062, 3609093, 4812124, 6015155, 7218186, 12030310, 14436372, 18045465, 24060620, 36090930, 72181860]

約数ペア:

[(1, 72181860), (2, 36090930), (3, 24060620), (4, 18045465), (5, 14436372), (6, 12030310), (10, 7218186), (12, 6015155), (15, 4812124), (20, 3609093), (30, 2406062), (60, 1203031), (691, 104460), (1382, 52230), (1741, 41460), (2073, 34820), (2764, 26115), (3455, 20892), (3482, 20730), (4146, 17410), (5223, 13820), (6910, 10446), (6964, 10365), (8292, 8705)]