291193968

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1063}}^1$

素因数の和:1526

約数の個数: 80

約数和(自身を含む): 812725760

約数和(自身を除く): 521531792

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 439, 624, 878, 1063, 1317, 1756, 2126, 2634, 3189, 3512, 4252, 5268, 5707, 6378, 7024, 8504, 10536, 11414, 12756, 13819, 17008, 17121, 21072, 22828, 25512, 27638, 34242, 41457, 45656, 51024, 55276, 68484, 82914, 91312, 110552, 136968, 165828, 221104, 273936, 331656, 466657, 663312, 933314, 1399971, 1866628, 2799942, 3733256, 5599884, 6066541, 7466512, 11199768, 12133082, 18199623, 22399536, 24266164, 36399246, 48532328, 72798492, 97064656, 145596984, 291193968]

約数ペア:

[(1, 291193968), (2, 145596984), (3, 97064656), (4, 72798492), (6, 48532328), (8, 36399246), (12, 24266164), (13, 22399536), (16, 18199623), (24, 12133082), (26, 11199768), (39, 7466512), (48, 6066541), (52, 5599884), (78, 3733256), (104, 2799942), (156, 1866628), (208, 1399971), (312, 933314), (439, 663312), (624, 466657), (878, 331656), (1063, 273936), (1317, 221104), (1756, 165828), (2126, 136968), (2634, 110552), (3189, 91312), (3512, 82914), (4252, 68484), (5268, 55276), (5707, 51024), (6378, 45656), (7024, 41457), (8504, 34242), (10536, 27638), (11414, 25512), (12756, 22828), (13819, 21072), (17008, 17121)]