28614780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3697}}^1$

素因数の和:3755

約数の個数: 72

約数和(自身を含む): 88840752

約数和(自身を除く): 60225972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2580, 3697, 3870, 7394, 7740, 11091, 14788, 18485, 22182, 33273, 36970, 44364, 55455, 66546, 73940, 110910, 133092, 158971, 166365, 221820, 317942, 332730, 476913, 635884, 665460, 794855, 953826, 1430739, 1589710, 1907652, 2384565, 2861478, 3179420, 4769130, 5722956, 7153695, 9538260, 14307390, 28614780]

約数ペア:

[(1, 28614780), (2, 14307390), (3, 9538260), (4, 7153695), (5, 5722956), (6, 4769130), (9, 3179420), (10, 2861478), (12, 2384565), (15, 1907652), (18, 1589710), (20, 1430739), (30, 953826), (36, 794855), (43, 665460), (45, 635884), (60, 476913), (86, 332730), (90, 317942), (129, 221820), (172, 166365), (180, 158971), (215, 133092), (258, 110910), (387, 73940), (430, 66546), (516, 55455), (645, 44364), (774, 36970), (860, 33273), (1290, 22182), (1548, 18485), (1935, 14788), (2580, 11091), (3697, 7740), (3870, 7394)]