2768880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 8749440

約数和(自身を除く): 5980560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 83, 120, 139, 166, 240, 249, 278, 332, 415, 417, 498, 556, 664, 695, 830, 834, 996, 1112, 1245, 1328, 1390, 1660, 1668, 1992, 2085, 2224, 2490, 2780, 3320, 3336, 3984, 4170, 4980, 5560, 6640, 6672, 8340, 9960, 11120, 11537, 16680, 19920, 23074, 33360, 34611, 46148, 57685, 69222, 92296, 115370, 138444, 173055, 184592, 230740, 276888, 346110, 461480, 553776, 692220, 922960, 1384440, 2768880]

約数ペア:

[(1, 2768880), (2, 1384440), (3, 922960), (4, 692220), (5, 553776), (6, 461480), (8, 346110), (10, 276888), (12, 230740), (15, 184592), (16, 173055), (20, 138444), (24, 115370), (30, 92296), (40, 69222), (48, 57685), (60, 46148), (80, 34611), (83, 33360), (120, 23074), (139, 19920), (166, 16680), (240, 11537), (249, 11120), (278, 9960), (332, 8340), (415, 6672), (417, 6640), (498, 5560), (556, 4980), (664, 4170), (695, 3984), (830, 3336), (834, 3320), (996, 2780), (1112, 2490), (1245, 2224), (1328, 2085), (1390, 1992), (1660, 1668)]