9780660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:893

約数の個数: 72

約数和(自身を含む): 30147936

約数和(自身を除く): 20367276

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 67, 90, 134, 180, 201, 268, 335, 402, 603, 670, 804, 811, 1005, 1206, 1340, 1622, 2010, 2412, 2433, 3015, 3244, 4020, 4055, 4866, 6030, 7299, 8110, 9732, 12060, 12165, 14598, 16220, 24330, 29196, 36495, 48660, 54337, 72990, 108674, 145980, 163011, 217348, 271685, 326022, 489033, 543370, 652044, 815055, 978066, 1086740, 1630110, 1956132, 2445165, 3260220, 4890330, 9780660]

約数ペア:

[(1, 9780660), (2, 4890330), (3, 3260220), (4, 2445165), (5, 1956132), (6, 1630110), (9, 1086740), (10, 978066), (12, 815055), (15, 652044), (18, 543370), (20, 489033), (30, 326022), (36, 271685), (45, 217348), (60, 163011), (67, 145980), (90, 108674), (134, 72990), (180, 54337), (201, 48660), (268, 36495), (335, 29196), (402, 24330), (603, 16220), (670, 14598), (804, 12165), (811, 12060), (1005, 9732), (1206, 8110), (1340, 7299), (1622, 6030), (2010, 4866), (2412, 4055), (2433, 4020), (3015, 3244)]