68144560

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 174131712

約数和(自身を除く): 105987152

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 211, 220, 367, 422, 440, 734, 844, 880, 1055, 1468, 1688, 1835, 2110, 2321, 2936, 3376, 3670, 4037, 4220, 4642, 5872, 7340, 8074, 8440, 9284, 11605, 14680, 16148, 16880, 18568, 20185, 23210, 29360, 32296, 37136, 40370, 46420, 64592, 77437, 80740, 92840, 154874, 161480, 185680, 309748, 322960, 387185, 619496, 774370, 851807, 1238992, 1548740, 1703614, 3097480, 3407228, 4259035, 6194960, 6814456, 8518070, 13628912, 17036140, 34072280, 68144560]

約数ペア:

[(1, 68144560), (2, 34072280), (4, 17036140), (5, 13628912), (8, 8518070), (10, 6814456), (11, 6194960), (16, 4259035), (20, 3407228), (22, 3097480), (40, 1703614), (44, 1548740), (55, 1238992), (80, 851807), (88, 774370), (110, 619496), (176, 387185), (211, 322960), (220, 309748), (367, 185680), (422, 161480), (440, 154874), (734, 92840), (844, 80740), (880, 77437), (1055, 64592), (1468, 46420), (1688, 40370), (1835, 37136), (2110, 32296), (2321, 29360), (2936, 23210), (3376, 20185), (3670, 18568), (4037, 16880), (4220, 16148), (4642, 14680), (5872, 11605), (7340, 9284), (8074, 8440)]