90811140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{216217}}^1$

素因数の和:216236

約数の個数: 48

約数和(自身を含む): 290596992

約数和(自身を除く): 199785852

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 216217, 432434, 648651, 864868, 1081085, 1297302, 1513519, 2162170, 2594604, 3027038, 3243255, 4324340, 4540557, 6054076, 6486510, 7567595, 9081114, 12973020, 15135190, 18162228, 22702785, 30270380, 45405570, 90811140]

約数ペア:

[(1, 90811140), (2, 45405570), (3, 30270380), (4, 22702785), (5, 18162228), (6, 15135190), (7, 12973020), (10, 9081114), (12, 7567595), (14, 6486510), (15, 6054076), (20, 4540557), (21, 4324340), (28, 3243255), (30, 3027038), (35, 2594604), (42, 2162170), (60, 1513519), (70, 1297302), (84, 1081085), (105, 864868), (140, 648651), (210, 432434), (420, 216217)]