266490160

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{719}}^1$

素因数の和:886

約数の個数: 80

約数和(自身を含む): 641208960

約数和(自身を除く): 374718800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 113, 164, 205, 226, 328, 410, 452, 565, 656, 719, 820, 904, 1130, 1438, 1640, 1808, 2260, 2876, 3280, 3595, 4520, 4633, 5752, 7190, 9040, 9266, 11504, 14380, 18532, 23165, 28760, 29479, 37064, 46330, 57520, 58958, 74128, 81247, 92660, 117916, 147395, 162494, 185320, 235832, 294790, 324988, 370640, 406235, 471664, 589580, 649976, 812470, 1179160, 1299952, 1624940, 2358320, 3249880, 3331127, 6499760, 6662254, 13324508, 16655635, 26649016, 33311270, 53298032, 66622540, 133245080, 266490160]

約数ペア:

[(1, 266490160), (2, 133245080), (4, 66622540), (5, 53298032), (8, 33311270), (10, 26649016), (16, 16655635), (20, 13324508), (40, 6662254), (41, 6499760), (80, 3331127), (82, 3249880), (113, 2358320), (164, 1624940), (205, 1299952), (226, 1179160), (328, 812470), (410, 649976), (452, 589580), (565, 471664), (656, 406235), (719, 370640), (820, 324988), (904, 294790), (1130, 235832), (1438, 185320), (1640, 162494), (1808, 147395), (2260, 117916), (2876, 92660), (3280, 81247), (3595, 74128), (4520, 58958), (4633, 57520), (5752, 46330), (7190, 37064), (9040, 29479), (9266, 28760), (11504, 23165), (14380, 18532)]