56289420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28429}}^1$

素因数の和:28455

約数の個数: 72

約数和(自身を含む): 186273360

約数和(自身を除く): 129983940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 28429, 56858, 85287, 113716, 142145, 170574, 255861, 284290, 312719, 341148, 426435, 511722, 568580, 625438, 852870, 938157, 1023444, 1250876, 1279305, 1563595, 1705740, 1876314, 2558610, 2814471, 3127190, 3752628, 4690785, 5117220, 5628942, 6254380, 9381570, 11257884, 14072355, 18763140, 28144710, 56289420]

約数ペア:

[(1, 56289420), (2, 28144710), (3, 18763140), (4, 14072355), (5, 11257884), (6, 9381570), (9, 6254380), (10, 5628942), (11, 5117220), (12, 4690785), (15, 3752628), (18, 3127190), (20, 2814471), (22, 2558610), (30, 1876314), (33, 1705740), (36, 1563595), (44, 1279305), (45, 1250876), (55, 1023444), (60, 938157), (66, 852870), (90, 625438), (99, 568580), (110, 511722), (132, 426435), (165, 341148), (180, 312719), (198, 284290), (220, 255861), (330, 170574), (396, 142145), (495, 113716), (660, 85287), (990, 56858), (1980, 28429)]