74302760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1009}}^1$

素因数の和:1290

約数の個数: 64

約数和(自身を含む): 191980800

約数和(自身を除く): 117678040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 263, 280, 526, 1009, 1052, 1315, 1841, 2018, 2104, 2630, 3682, 4036, 5045, 5260, 7063, 7364, 8072, 9205, 10090, 10520, 14126, 14728, 18410, 20180, 28252, 35315, 36820, 40360, 56504, 70630, 73640, 141260, 265367, 282520, 530734, 1061468, 1326835, 1857569, 2122936, 2653670, 3715138, 5307340, 7430276, 9287845, 10614680, 14860552, 18575690, 37151380, 74302760]

約数ペア:

[(1, 74302760), (2, 37151380), (4, 18575690), (5, 14860552), (7, 10614680), (8, 9287845), (10, 7430276), (14, 5307340), (20, 3715138), (28, 2653670), (35, 2122936), (40, 1857569), (56, 1326835), (70, 1061468), (140, 530734), (263, 282520), (280, 265367), (526, 141260), (1009, 73640), (1052, 70630), (1315, 56504), (1841, 40360), (2018, 36820), (2104, 35315), (2630, 28252), (3682, 20180), (4036, 18410), (5045, 14728), (5260, 14126), (7063, 10520), (7364, 10090), (8072, 9205)]