80418720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{701}}^1$

素因数の和:958

約数の個数: 96

約数和(自身を含む): 254741760

約数和(自身を除く): 174323040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 239, 240, 478, 480, 701, 717, 956, 1195, 1402, 1434, 1912, 2103, 2390, 2804, 2868, 3505, 3585, 3824, 4206, 4780, 5608, 5736, 7010, 7170, 7648, 8412, 9560, 10515, 11216, 11472, 14020, 14340, 16824, 19120, 21030, 22432, 22944, 28040, 28680, 33648, 38240, 42060, 56080, 57360, 67296, 84120, 112160, 114720, 167539, 168240, 335078, 336480, 502617, 670156, 837695, 1005234, 1340312, 1675390, 2010468, 2513085, 2680624, 3350780, 4020936, 5026170, 5361248, 6701560, 8041872, 10052340, 13403120, 16083744, 20104680, 26806240, 40209360, 80418720]

約数ペア:

[(1, 80418720), (2, 40209360), (3, 26806240), (4, 20104680), (5, 16083744), (6, 13403120), (8, 10052340), (10, 8041872), (12, 6701560), (15, 5361248), (16, 5026170), (20, 4020936), (24, 3350780), (30, 2680624), (32, 2513085), (40, 2010468), (48, 1675390), (60, 1340312), (80, 1005234), (96, 837695), (120, 670156), (160, 502617), (239, 336480), (240, 335078), (478, 168240), (480, 167539), (701, 114720), (717, 112160), (956, 84120), (1195, 67296), (1402, 57360), (1434, 56080), (1912, 42060), (2103, 38240), (2390, 33648), (2804, 28680), (2868, 28040), (3505, 22944), (3585, 22432), (3824, 21030), (4206, 19120), (4780, 16824), (5608, 14340), (5736, 14020), (7010, 11472), (7170, 11216), (7648, 10515), (8412, 9560)]