71940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 221760

約数和(自身を除く): 149820

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 109, 110, 132, 165, 218, 220, 327, 330, 436, 545, 654, 660, 1090, 1199, 1308, 1635, 2180, 2398, 3270, 3597, 4796, 5995, 6540, 7194, 11990, 14388, 17985, 23980, 35970, 71940]

約数ペア:

[(1, 71940), (2, 35970), (3, 23980), (4, 17985), (5, 14388), (6, 11990), (10, 7194), (11, 6540), (12, 5995), (15, 4796), (20, 3597), (22, 3270), (30, 2398), (33, 2180), (44, 1635), (55, 1308), (60, 1199), (66, 1090), (109, 660), (110, 654), (132, 545), (165, 436), (218, 330), (220, 327)]