28461180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1487}}^1$

素因数の和:1539

約数の個数: 96

約数和(自身を含む): 89994240

約数和(自身を除く): 61533060

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 29, 30, 33, 44, 55, 58, 60, 66, 87, 110, 116, 132, 145, 165, 174, 220, 290, 319, 330, 348, 435, 580, 638, 660, 870, 957, 1276, 1487, 1595, 1740, 1914, 2974, 3190, 3828, 4461, 4785, 5948, 6380, 7435, 8922, 9570, 14870, 16357, 17844, 19140, 22305, 29740, 32714, 43123, 44610, 49071, 65428, 81785, 86246, 89220, 98142, 129369, 163570, 172492, 196284, 215615, 245355, 258738, 327140, 431230, 474353, 490710, 517476, 646845, 862460, 948706, 981420, 1293690, 1423059, 1897412, 2371765, 2587380, 2846118, 4743530, 5692236, 7115295, 9487060, 14230590, 28461180]

約数ペア:

[(1, 28461180), (2, 14230590), (3, 9487060), (4, 7115295), (5, 5692236), (6, 4743530), (10, 2846118), (11, 2587380), (12, 2371765), (15, 1897412), (20, 1423059), (22, 1293690), (29, 981420), (30, 948706), (33, 862460), (44, 646845), (55, 517476), (58, 490710), (60, 474353), (66, 431230), (87, 327140), (110, 258738), (116, 245355), (132, 215615), (145, 196284), (165, 172492), (174, 163570), (220, 129369), (290, 98142), (319, 89220), (330, 86246), (348, 81785), (435, 65428), (580, 49071), (638, 44610), (660, 43123), (870, 32714), (957, 29740), (1276, 22305), (1487, 19140), (1595, 17844), (1740, 16357), (1914, 14870), (2974, 9570), (3190, 8922), (3828, 7435), (4461, 6380), (4785, 5948)]