155128905

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1063}}^1$

素因数の和:1147

約数の個数: 64

約数和(自身を含む): 294174720

約数和(自身を除く): 139045815

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 47, 69, 115, 135, 141, 207, 235, 345, 423, 621, 705, 1035, 1063, 1081, 1269, 2115, 3105, 3189, 3243, 5315, 5405, 6345, 9567, 9729, 15945, 16215, 24449, 28701, 29187, 47835, 48645, 49961, 73347, 122245, 143505, 145935, 149883, 220041, 249805, 366735, 449649, 660123, 749415, 1100205, 1149103, 1348947, 2248245, 3300615, 3447309, 5745515, 6744735, 10341927, 17236545, 31025781, 51709635, 155128905]

約数ペア:

[(1, 155128905), (3, 51709635), (5, 31025781), (9, 17236545), (15, 10341927), (23, 6744735), (27, 5745515), (45, 3447309), (47, 3300615), (69, 2248245), (115, 1348947), (135, 1149103), (141, 1100205), (207, 749415), (235, 660123), (345, 449649), (423, 366735), (621, 249805), (705, 220041), (1035, 149883), (1063, 145935), (1081, 143505), (1269, 122245), (2115, 73347), (3105, 49961), (3189, 48645), (3243, 47835), (5315, 29187), (5405, 28701), (6345, 24449), (9567, 16215), (9729, 15945)]