1555132860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{15511}}^1$

素因数の和:16083

約数の個数: 72

約数和(自身を含む): 4726010016

約数和(自身を除く): 3170877156

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 557, 1114, 1671, 2228, 2785, 3342, 5013, 5570, 6684, 8355, 10026, 11140, 15511, 16710, 20052, 25065, 31022, 33420, 46533, 50130, 62044, 77555, 93066, 100260, 139599, 155110, 186132, 232665, 279198, 310220, 465330, 558396, 697995, 930660, 1395990, 2791980, 8639627, 17279254, 25918881, 34558508, 43198135, 51837762, 77756643, 86396270, 103675524, 129594405, 155513286, 172792540, 259188810, 311026572, 388783215, 518377620, 777566430, 1555132860]

約数ペア:

[(1, 1555132860), (2, 777566430), (3, 518377620), (4, 388783215), (5, 311026572), (6, 259188810), (9, 172792540), (10, 155513286), (12, 129594405), (15, 103675524), (18, 86396270), (20, 77756643), (30, 51837762), (36, 43198135), (45, 34558508), (60, 25918881), (90, 17279254), (180, 8639627), (557, 2791980), (1114, 1395990), (1671, 930660), (2228, 697995), (2785, 558396), (3342, 465330), (5013, 310220), (5570, 279198), (6684, 232665), (8355, 186132), (10026, 155110), (11140, 139599), (15511, 100260), (16710, 93066), (20052, 77555), (25065, 62044), (31022, 50130), (33420, 46533)]