248949690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{20389}}^1$

素因数の和:20447

約数の個数: 64

約数和(自身を含む): 669444480

約数和(自身を除く): 420494790

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 37, 55, 66, 74, 110, 111, 165, 185, 222, 330, 370, 407, 555, 814, 1110, 1221, 2035, 2442, 4070, 6105, 12210, 20389, 40778, 61167, 101945, 122334, 203890, 224279, 305835, 448558, 611670, 672837, 754393, 1121395, 1345674, 1508786, 2242790, 2263179, 3364185, 3771965, 4526358, 6728370, 7543930, 8298323, 11315895, 16596646, 22631790, 24894969, 41491615, 49789938, 82983230, 124474845, 248949690]

約数ペア:

[(1, 248949690), (2, 124474845), (3, 82983230), (5, 49789938), (6, 41491615), (10, 24894969), (11, 22631790), (15, 16596646), (22, 11315895), (30, 8298323), (33, 7543930), (37, 6728370), (55, 4526358), (66, 3771965), (74, 3364185), (110, 2263179), (111, 2242790), (165, 1508786), (185, 1345674), (222, 1121395), (330, 754393), (370, 672837), (407, 611670), (555, 448558), (814, 305835), (1110, 224279), (1221, 203890), (2035, 122334), (2442, 101945), (4070, 61167), (6105, 40778), (12210, 20389)]