28568340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{3691}}^1$

素因数の和:3749

約数の個数: 72

約数和(自身を含む): 88696608

約数和(自身を除く): 60128268

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, 3691, 3870, 7382, 7740, 11073, 14764, 18455, 22146, 33219, 36910, 44292, 55365, 66438, 73820, 110730, 132876, 158713, 166095, 221460, 317426, 332190, 476139, 634852, 664380, 793565, 952278, 1428417, 1587130, 1904556, 2380695, 2856834, 3174260, 4761390, 5713668, 7142085, 9522780, 14284170, 28568340]

約数ペア:

[(1, 28568340), (2, 14284170), (3, 9522780), (4, 7142085), (5, 5713668), (6, 4761390), (9, 3174260), (10, 2856834), (12, 2380695), (15, 1904556), (18, 1587130), (20, 1428417), (30, 952278), (36, 793565), (43, 664380), (45, 634852), (60, 476139), (86, 332190), (90, 317426), (129, 221460), (172, 166095), (180, 158713), (215, 132876), (258, 110730), (387, 73820), (430, 66438), (516, 55365), (645, 44292), (774, 36910), (860, 33219), (1290, 22146), (1548, 18455), (1935, 14764), (2580, 11073), (3691, 7740), (3870, 7382)]