242826248

素因数分解:

$2^3\times 7^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1\times {\mathrm{389}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 532396800

約数和(自身を除く): 289570552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 71, 142, 157, 284, 314, 389, 497, 568, 628, 778, 994, 1099, 1256, 1556, 1988, 2198, 2723, 3112, 3976, 4396, 5446, 8792, 10892, 11147, 21784, 22294, 27619, 44588, 55238, 61073, 78029, 89176, 110476, 122146, 156058, 193333, 220952, 244292, 312116, 386666, 427511, 488584, 624232, 773332, 855022, 1546664, 1710044, 3420088, 4336183, 8672366, 17344732, 30353281, 34689464, 60706562, 121413124, 242826248]

約数ペア:

[(1, 242826248), (2, 121413124), (4, 60706562), (7, 34689464), (8, 30353281), (14, 17344732), (28, 8672366), (56, 4336183), (71, 3420088), (142, 1710044), (157, 1546664), (284, 855022), (314, 773332), (389, 624232), (497, 488584), (568, 427511), (628, 386666), (778, 312116), (994, 244292), (1099, 220952), (1256, 193333), (1556, 156058), (1988, 122146), (2198, 110476), (2723, 89176), (3112, 78029), (3976, 61073), (4396, 55238), (5446, 44588), (8792, 27619), (10892, 22294), (11147, 21784)]