401067990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18803}}^1$

素因数の和:18898

約数の個数: 64

約数和(自身を含む): 1083110400

約数和(自身を除く): 682042410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 79, 90, 135, 158, 237, 270, 395, 474, 711, 790, 1185, 1422, 2133, 2370, 3555, 4266, 7110, 10665, 18803, 21330, 37606, 56409, 94015, 112818, 169227, 188030, 282045, 338454, 507681, 564090, 846135, 1015362, 1485437, 1692270, 2538405, 2970874, 4456311, 5076810, 7427185, 8912622, 13368933, 14854370, 22281555, 26737866, 40106799, 44563110, 66844665, 80213598, 133689330, 200533995, 401067990]

約数ペア:

[(1, 401067990), (2, 200533995), (3, 133689330), (5, 80213598), (6, 66844665), (9, 44563110), (10, 40106799), (15, 26737866), (18, 22281555), (27, 14854370), (30, 13368933), (45, 8912622), (54, 7427185), (79, 5076810), (90, 4456311), (135, 2970874), (158, 2538405), (237, 1692270), (270, 1485437), (395, 1015362), (474, 846135), (711, 564090), (790, 507681), (1185, 338454), (1422, 282045), (2133, 188030), (2370, 169227), (3555, 112818), (4266, 94015), (7110, 56409), (10665, 37606), (18803, 21330)]