71346280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{239}}^1\times {\mathrm{439}}^1$

素因数の和:706

約数の個数: 64

約数和(自身を含む): 171072000

約数和(自身を除く): 99725720

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 239, 340, 439, 478, 680, 878, 956, 1195, 1756, 1912, 2195, 2390, 3512, 4063, 4390, 4780, 7463, 8126, 8780, 9560, 14926, 16252, 17560, 20315, 29852, 32504, 37315, 40630, 59704, 74630, 81260, 104921, 149260, 162520, 209842, 298520, 419684, 524605, 839368, 1049210, 1783657, 2098420, 3567314, 4196840, 7134628, 8918285, 14269256, 17836570, 35673140, 71346280]

約数ペア:

[(1, 71346280), (2, 35673140), (4, 17836570), (5, 14269256), (8, 8918285), (10, 7134628), (17, 4196840), (20, 3567314), (34, 2098420), (40, 1783657), (68, 1049210), (85, 839368), (136, 524605), (170, 419684), (239, 298520), (340, 209842), (439, 162520), (478, 149260), (680, 104921), (878, 81260), (956, 74630), (1195, 59704), (1756, 40630), (1912, 37315), (2195, 32504), (2390, 29852), (3512, 20315), (4063, 17560), (4390, 16252), (4780, 14926), (7463, 9560), (8126, 8780)]