90756990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2141}}^1$

素因数の和:2314

約数の個数: 64

約数和(自身を含む): 243673920

約数和(自身を除く): 152916930

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 157, 270, 314, 471, 785, 942, 1413, 1570, 2141, 2355, 2826, 4239, 4282, 4710, 6423, 7065, 8478, 10705, 12846, 14130, 19269, 21195, 21410, 32115, 38538, 42390, 57807, 64230, 96345, 115614, 192690, 289035, 336137, 578070, 672274, 1008411, 1680685, 2016822, 3025233, 3361370, 5042055, 6050466, 9075699, 10084110, 15126165, 18151398, 30252330, 45378495, 90756990]

約数ペア:

[(1, 90756990), (2, 45378495), (3, 30252330), (5, 18151398), (6, 15126165), (9, 10084110), (10, 9075699), (15, 6050466), (18, 5042055), (27, 3361370), (30, 3025233), (45, 2016822), (54, 1680685), (90, 1008411), (135, 672274), (157, 578070), (270, 336137), (314, 289035), (471, 192690), (785, 115614), (942, 96345), (1413, 64230), (1570, 57807), (2141, 42390), (2355, 38538), (2826, 32115), (4239, 21410), (4282, 21195), (4710, 19269), (6423, 14130), (7065, 12846), (8478, 10705)]