56047920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5431}}^1$

素因数の和:5490

約数の個数: 80

約数和(自身を含む): 177821952

約数和(自身を除く): 121774032

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, 5431, 10320, 10862, 16293, 21724, 27155, 32586, 43448, 54310, 65172, 81465, 86896, 108620, 130344, 162930, 217240, 233533, 260688, 325860, 434480, 467066, 651720, 700599, 934132, 1167665, 1303440, 1401198, 1868264, 2335330, 2802396, 3502995, 3736528, 4670660, 5604792, 7005990, 9341320, 11209584, 14011980, 18682640, 28023960, 56047920]

約数ペア:

[(1, 56047920), (2, 28023960), (3, 18682640), (4, 14011980), (5, 11209584), (6, 9341320), (8, 7005990), (10, 5604792), (12, 4670660), (15, 3736528), (16, 3502995), (20, 2802396), (24, 2335330), (30, 1868264), (40, 1401198), (43, 1303440), (48, 1167665), (60, 934132), (80, 700599), (86, 651720), (120, 467066), (129, 434480), (172, 325860), (215, 260688), (240, 233533), (258, 217240), (344, 162930), (430, 130344), (516, 108620), (645, 86896), (688, 81465), (860, 65172), (1032, 54310), (1290, 43448), (1720, 32586), (2064, 27155), (2580, 21724), (3440, 16293), (5160, 10862), (5431, 10320)]