155674240

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{3079}}^1$

素因数の和:3177

約数の個数: 64

約数和(自身を含む): 376992000

約数和(自身を除く): 221317760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1580, 2528, 3079, 3160, 5056, 6158, 6320, 10112, 12316, 12640, 15395, 24632, 25280, 30790, 49264, 50560, 61580, 98528, 123160, 197056, 243241, 246320, 394112, 486482, 492640, 972964, 985280, 1216205, 1945928, 1970560, 2432410, 3891856, 4864820, 7783712, 9729640, 15567424, 19459280, 31134848, 38918560, 77837120, 155674240]

約数ペア:

[(1, 155674240), (2, 77837120), (4, 38918560), (5, 31134848), (8, 19459280), (10, 15567424), (16, 9729640), (20, 7783712), (32, 4864820), (40, 3891856), (64, 2432410), (79, 1970560), (80, 1945928), (128, 1216205), (158, 985280), (160, 972964), (316, 492640), (320, 486482), (395, 394112), (632, 246320), (640, 243241), (790, 197056), (1264, 123160), (1580, 98528), (2528, 61580), (3079, 50560), (3160, 49264), (5056, 30790), (6158, 25280), (6320, 24632), (10112, 15395), (12316, 12640)]