68013440

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9661}}^1$

素因数の和:9691

約数の個数: 64

約数和(自身を含む): 177394320

約数和(自身を除く): 109380880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 9661, 19322, 38644, 48305, 77288, 96610, 106271, 154576, 193220, 212542, 309152, 386440, 425084, 531355, 618304, 772880, 850168, 1062710, 1236608, 1545760, 1700336, 2125420, 3091520, 3400672, 4250840, 6183040, 6801344, 8501680, 13602688, 17003360, 34006720, 68013440]

約数ペア:

[(1, 68013440), (2, 34006720), (4, 17003360), (5, 13602688), (8, 8501680), (10, 6801344), (11, 6183040), (16, 4250840), (20, 3400672), (22, 3091520), (32, 2125420), (40, 1700336), (44, 1545760), (55, 1236608), (64, 1062710), (80, 850168), (88, 772880), (110, 618304), (128, 531355), (160, 425084), (176, 386440), (220, 309152), (320, 212542), (352, 193220), (440, 154576), (640, 106271), (704, 96610), (880, 77288), (1408, 48305), (1760, 38644), (3520, 19322), (7040, 9661)]