161867772

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{2707}}^1$

素因数の和:2879

約数の個数: 72

約数和(自身を含む): 449484672

約数和(自身を除く): 287616900

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 151, 198, 302, 396, 453, 604, 906, 1359, 1661, 1812, 2707, 2718, 3322, 4983, 5414, 5436, 6644, 8121, 9966, 10828, 14949, 16242, 19932, 24363, 29777, 29898, 32484, 48726, 59554, 59796, 89331, 97452, 119108, 178662, 267993, 357324, 408757, 535986, 817514, 1071972, 1226271, 1635028, 2452542, 3678813, 4496327, 4905084, 7357626, 8992654, 13488981, 14715252, 17985308, 26977962, 40466943, 53955924, 80933886, 161867772]

約数ペア:

[(1, 161867772), (2, 80933886), (3, 53955924), (4, 40466943), (6, 26977962), (9, 17985308), (11, 14715252), (12, 13488981), (18, 8992654), (22, 7357626), (33, 4905084), (36, 4496327), (44, 3678813), (66, 2452542), (99, 1635028), (132, 1226271), (151, 1071972), (198, 817514), (302, 535986), (396, 408757), (453, 357324), (604, 267993), (906, 178662), (1359, 119108), (1661, 97452), (1812, 89331), (2707, 59796), (2718, 59554), (3322, 48726), (4983, 32484), (5414, 29898), (5436, 29777), (6644, 24363), (8121, 19932), (9966, 16242), (10828, 14949)]