268781640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2239847}}^1$

素因数の和:2239861

約数の個数: 32

約数和(自身を含む): 806345280

約数和(自身を除く): 537563640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2239847, 4479694, 6719541, 8959388, 11199235, 13439082, 17918776, 22398470, 26878164, 33597705, 44796940, 53756328, 67195410, 89593880, 134390820, 268781640]

約数ペア:

[(1, 268781640), (2, 134390820), (3, 89593880), (4, 67195410), (5, 53756328), (6, 44796940), (8, 33597705), (10, 26878164), (12, 22398470), (15, 17918776), (20, 13439082), (24, 11199235), (30, 8959388), (40, 6719541), (60, 4479694), (120, 2239847)]