278753520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27011}}^1$

素因数の和:27070

約数の個数: 80

約数和(自身を含む): 884264832

約数和(自身を除く): 605511312

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 3440, 5160, 10320, 27011, 54022, 81033, 108044, 135055, 162066, 216088, 270110, 324132, 405165, 432176, 540220, 648264, 810330, 1080440, 1161473, 1296528, 1620660, 2160880, 2322946, 3241320, 3484419, 4645892, 5807365, 6482640, 6968838, 9291784, 11614730, 13937676, 17422095, 18583568, 23229460, 27875352, 34844190, 46458920, 55750704, 69688380, 92917840, 139376760, 278753520]

約数ペア:

[(1, 278753520), (2, 139376760), (3, 92917840), (4, 69688380), (5, 55750704), (6, 46458920), (8, 34844190), (10, 27875352), (12, 23229460), (15, 18583568), (16, 17422095), (20, 13937676), (24, 11614730), (30, 9291784), (40, 6968838), (43, 6482640), (48, 5807365), (60, 4645892), (80, 3484419), (86, 3241320), (120, 2322946), (129, 2160880), (172, 1620660), (215, 1296528), (240, 1161473), (258, 1080440), (344, 810330), (430, 648264), (516, 540220), (645, 432176), (688, 405165), (860, 324132), (1032, 270110), (1290, 216088), (1720, 162066), (2064, 135055), (2580, 108044), (3440, 81033), (5160, 54022), (10320, 27011)]