79080320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:316

約数の個数: 128

約数和(自身を含む): 211507200

約数和(自身を除く): 132426880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 47, 55, 64, 80, 88, 94, 110, 128, 160, 176, 188, 220, 235, 239, 320, 352, 376, 440, 470, 478, 517, 640, 704, 752, 880, 940, 956, 1034, 1195, 1408, 1504, 1760, 1880, 1912, 2068, 2390, 2585, 2629, 3008, 3520, 3760, 3824, 4136, 4780, 5170, 5258, 6016, 7040, 7520, 7648, 8272, 9560, 10340, 10516, 11233, 13145, 15040, 15296, 16544, 19120, 20680, 21032, 22466, 26290, 30080, 30592, 33088, 38240, 41360, 42064, 44932, 52580, 56165, 66176, 76480, 82720, 84128, 89864, 105160, 112330, 123563, 152960, 165440, 168256, 179728, 210320, 224660, 247126, 330880, 336512, 359456, 420640, 449320, 494252, 617815, 718912, 841280, 898640, 988504, 1235630, 1437824, 1682560, 1797280, 1977008, 2471260, 3594560, 3954016, 4942520, 7189120, 7908032, 9885040, 15816064, 19770080, 39540160, 79080320]

約数ペア:

[(1, 79080320), (2, 39540160), (4, 19770080), (5, 15816064), (8, 9885040), (10, 7908032), (11, 7189120), (16, 4942520), (20, 3954016), (22, 3594560), (32, 2471260), (40, 1977008), (44, 1797280), (47, 1682560), (55, 1437824), (64, 1235630), (80, 988504), (88, 898640), (94, 841280), (110, 718912), (128, 617815), (160, 494252), (176, 449320), (188, 420640), (220, 359456), (235, 336512), (239, 330880), (320, 247126), (352, 224660), (376, 210320), (440, 179728), (470, 168256), (478, 165440), (517, 152960), (640, 123563), (704, 112330), (752, 105160), (880, 89864), (940, 84128), (956, 82720), (1034, 76480), (1195, 66176), (1408, 56165), (1504, 52580), (1760, 44932), (1880, 42064), (1912, 41360), (2068, 38240), (2390, 33088), (2585, 30592), (2629, 30080), (3008, 26290), (3520, 22466), (3760, 21032), (3824, 20680), (4136, 19120), (4780, 16544), (5170, 15296), (5258, 15040), (6016, 13145), (7040, 11233), (7520, 10516), (7648, 10340), (8272, 9560)]