123213060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15919}}^1$

素因数の和:15977

約数の個数: 72

約数和(自身を含む): 382462080

約数和(自身を除く): 259249020

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, 3870, 7740, 15919, 31838, 47757, 63676, 79595, 95514, 143271, 159190, 191028, 238785, 286542, 318380, 477570, 573084, 684517, 716355, 955140, 1369034, 1432710, 2053551, 2738068, 2865420, 3422585, 4107102, 6160653, 6845170, 8214204, 10267755, 12321306, 13690340, 20535510, 24642612, 30803265, 41071020, 61606530, 123213060]

約数ペア:

[(1, 123213060), (2, 61606530), (3, 41071020), (4, 30803265), (5, 24642612), (6, 20535510), (9, 13690340), (10, 12321306), (12, 10267755), (15, 8214204), (18, 6845170), (20, 6160653), (30, 4107102), (36, 3422585), (43, 2865420), (45, 2738068), (60, 2053551), (86, 1432710), (90, 1369034), (129, 955140), (172, 716355), (180, 684517), (215, 573084), (258, 477570), (387, 318380), (430, 286542), (516, 238785), (645, 191028), (774, 159190), (860, 143271), (1290, 95514), (1548, 79595), (1935, 63676), (2580, 47757), (3870, 31838), (7740, 15919)]