80912040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61297}}^1$

素因数の和:61322

約数の個数: 64

約数和(自身を含む): 264807360

約数和(自身を除く): 183895320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 61297, 122594, 183891, 245188, 306485, 367782, 490376, 612970, 674267, 735564, 919455, 1225940, 1348534, 1471128, 1838910, 2022801, 2451880, 2697068, 3371335, 3677820, 4045602, 5394136, 6742670, 7355640, 8091204, 10114005, 13485340, 16182408, 20228010, 26970680, 40456020, 80912040]

約数ペア:

[(1, 80912040), (2, 40456020), (3, 26970680), (4, 20228010), (5, 16182408), (6, 13485340), (8, 10114005), (10, 8091204), (11, 7355640), (12, 6742670), (15, 5394136), (20, 4045602), (22, 3677820), (24, 3371335), (30, 2697068), (33, 2451880), (40, 2022801), (44, 1838910), (55, 1471128), (60, 1348534), (66, 1225940), (88, 919455), (110, 735564), (120, 674267), (132, 612970), (165, 490376), (220, 367782), (264, 306485), (330, 245188), (440, 183891), (660, 122594), (1320, 61297)]