627660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1$

素因数の和:343

約数の個数: 72

約数和(自身を含む): 2083536

約数和(自身を除く): 1455876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 317, 330, 396, 495, 634, 660, 951, 990, 1268, 1585, 1902, 1980, 2853, 3170, 3487, 3804, 4755, 5706, 6340, 6974, 9510, 10461, 11412, 13948, 14265, 17435, 19020, 20922, 28530, 31383, 34870, 41844, 52305, 57060, 62766, 69740, 104610, 125532, 156915, 209220, 313830, 627660]

約数ペア:

[(1, 627660), (2, 313830), (3, 209220), (4, 156915), (5, 125532), (6, 104610), (9, 69740), (10, 62766), (11, 57060), (12, 52305), (15, 41844), (18, 34870), (20, 31383), (22, 28530), (30, 20922), (33, 19020), (36, 17435), (44, 14265), (45, 13948), (55, 11412), (60, 10461), (66, 9510), (90, 6974), (99, 6340), (110, 5706), (132, 4755), (165, 3804), (180, 3487), (198, 3170), (220, 2853), (317, 1980), (330, 1902), (396, 1585), (495, 1268), (634, 990), (660, 951)]