71580320

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{809}}^1$

素因数の和:910

約数の個数: 96

約数和(自身を含む): 195955200

約数和(自身を除く): 124374880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 79, 80, 112, 140, 158, 160, 224, 280, 316, 395, 553, 560, 632, 790, 809, 1106, 1120, 1264, 1580, 1618, 2212, 2528, 2765, 3160, 3236, 4045, 4424, 5530, 5663, 6320, 6472, 8090, 8848, 11060, 11326, 12640, 12944, 16180, 17696, 22120, 22652, 25888, 28315, 32360, 44240, 45304, 56630, 63911, 64720, 88480, 90608, 113260, 127822, 129440, 181216, 226520, 255644, 319555, 447377, 453040, 511288, 639110, 894754, 906080, 1022576, 1278220, 1789508, 2045152, 2236885, 2556440, 3579016, 4473770, 5112880, 7158032, 8947540, 10225760, 14316064, 17895080, 35790160, 71580320]

約数ペア:

[(1, 71580320), (2, 35790160), (4, 17895080), (5, 14316064), (7, 10225760), (8, 8947540), (10, 7158032), (14, 5112880), (16, 4473770), (20, 3579016), (28, 2556440), (32, 2236885), (35, 2045152), (40, 1789508), (56, 1278220), (70, 1022576), (79, 906080), (80, 894754), (112, 639110), (140, 511288), (158, 453040), (160, 447377), (224, 319555), (280, 255644), (316, 226520), (395, 181216), (553, 129440), (560, 127822), (632, 113260), (790, 90608), (809, 88480), (1106, 64720), (1120, 63911), (1264, 56630), (1580, 45304), (1618, 44240), (2212, 32360), (2528, 28315), (2765, 25888), (3160, 22652), (3236, 22120), (4045, 17696), (4424, 16180), (5530, 12944), (5663, 12640), (6320, 11326), (6472, 11060), (8090, 8848)]