90407640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{827}}^1\times {\mathrm{911}}^1$

素因数の和:1752

約数の個数: 64

約数和(自身を含む): 271848960

約数和(自身を除く): 181441320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 827, 911, 1654, 1822, 2481, 2733, 3308, 3644, 4135, 4555, 4962, 5466, 6616, 7288, 8270, 9110, 9924, 10932, 12405, 13665, 16540, 18220, 19848, 21864, 24810, 27330, 33080, 36440, 49620, 54660, 99240, 109320, 753397, 1506794, 2260191, 3013588, 3766985, 4520382, 6027176, 7533970, 9040764, 11300955, 15067940, 18081528, 22601910, 30135880, 45203820, 90407640]

約数ペア:

[(1, 90407640), (2, 45203820), (3, 30135880), (4, 22601910), (5, 18081528), (6, 15067940), (8, 11300955), (10, 9040764), (12, 7533970), (15, 6027176), (20, 4520382), (24, 3766985), (30, 3013588), (40, 2260191), (60, 1506794), (120, 753397), (827, 109320), (911, 99240), (1654, 54660), (1822, 49620), (2481, 36440), (2733, 33080), (3308, 27330), (3644, 24810), (4135, 21864), (4555, 19848), (4962, 18220), (5466, 16540), (6616, 13665), (7288, 12405), (8270, 10932), (9110, 9924)]