90228420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{3947}}^1$

素因数の和:4089

約数の個数: 72

約数和(自身を含む): 275917824

約数和(自身を除く): 185689404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 3947, 4572, 5715, 7620, 7894, 11430, 11841, 15788, 19735, 22860, 23682, 35523, 39470, 47364, 59205, 71046, 78940, 118410, 142092, 177615, 236820, 355230, 501269, 710460, 1002538, 1503807, 2005076, 2506345, 3007614, 4511421, 5012690, 6015228, 7519035, 9022842, 10025380, 15038070, 18045684, 22557105, 30076140, 45114210, 90228420]

約数ペア:

[(1, 90228420), (2, 45114210), (3, 30076140), (4, 22557105), (5, 18045684), (6, 15038070), (9, 10025380), (10, 9022842), (12, 7519035), (15, 6015228), (18, 5012690), (20, 4511421), (30, 3007614), (36, 2506345), (45, 2005076), (60, 1503807), (90, 1002538), (127, 710460), (180, 501269), (254, 355230), (381, 236820), (508, 177615), (635, 142092), (762, 118410), (1143, 78940), (1270, 71046), (1524, 59205), (1905, 47364), (2286, 39470), (2540, 35523), (3810, 23682), (3947, 22860), (4572, 19735), (5715, 15788), (7620, 11841), (7894, 11430)]