441741040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{1579}}^1$

素因数の和:1874

約数の個数: 80

約数和(自身を含む): 1110866400

約数和(自身を除く): 669125360

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 269, 520, 538, 1040, 1076, 1345, 1579, 2152, 2690, 3158, 3497, 4304, 5380, 6316, 6994, 7895, 10760, 12632, 13988, 15790, 17485, 20527, 21520, 25264, 27976, 31580, 34970, 41054, 55952, 63160, 69940, 82108, 102635, 126320, 139880, 164216, 205270, 279760, 328432, 410540, 424751, 821080, 849502, 1642160, 1699004, 2123755, 3398008, 4247510, 5521763, 6796016, 8495020, 11043526, 16990040, 22087052, 27608815, 33980080, 44174104, 55217630, 88348208, 110435260, 220870520, 441741040]

約数ペア:

[(1, 441741040), (2, 220870520), (4, 110435260), (5, 88348208), (8, 55217630), (10, 44174104), (13, 33980080), (16, 27608815), (20, 22087052), (26, 16990040), (40, 11043526), (52, 8495020), (65, 6796016), (80, 5521763), (104, 4247510), (130, 3398008), (208, 2123755), (260, 1699004), (269, 1642160), (520, 849502), (538, 821080), (1040, 424751), (1076, 410540), (1345, 328432), (1579, 279760), (2152, 205270), (2690, 164216), (3158, 139880), (3497, 126320), (4304, 102635), (5380, 82108), (6316, 69940), (6994, 63160), (7895, 55952), (10760, 41054), (12632, 34970), (13988, 31580), (15790, 27976), (17485, 25264), (20527, 21520)]