69215440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17657}}^1$

素因数の和:17684

約数の個数: 60

約数和(自身を含む): 187210116

約数和(自身を除く): 117994676

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 17657, 35314, 70628, 88285, 123599, 141256, 176570, 247198, 282512, 353140, 494396, 617995, 706280, 865193, 988792, 1235990, 1412560, 1730386, 1977584, 2471980, 3460772, 4325965, 4943960, 6921544, 8651930, 9887920, 13843088, 17303860, 34607720, 69215440]

約数ペア:

[(1, 69215440), (2, 34607720), (4, 17303860), (5, 13843088), (7, 9887920), (8, 8651930), (10, 6921544), (14, 4943960), (16, 4325965), (20, 3460772), (28, 2471980), (35, 1977584), (40, 1730386), (49, 1412560), (56, 1235990), (70, 988792), (80, 865193), (98, 706280), (112, 617995), (140, 494396), (196, 353140), (245, 282512), (280, 247198), (392, 176570), (490, 141256), (560, 123599), (784, 88285), (980, 70628), (1960, 35314), (3920, 17657)]