249998760

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63131}}^1$

素因数の和:63159

約数の個数: 96

約数和(自身を含む): 886373280

約数和(自身を除く): 636374520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 3960, 63131, 126262, 189393, 252524, 315655, 378786, 505048, 568179, 631310, 694441, 757572, 946965, 1136358, 1262620, 1388882, 1515144, 1893930, 2083323, 2272716, 2525240, 2777764, 2840895, 3472205, 3787860, 4166646, 4545432, 5555528, 5681790, 6249969, 6944410, 7575720, 8333292, 10416615, 11363580, 12499938, 13888820, 16666584, 20833230, 22727160, 24999876, 27777640, 31249845, 41666460, 49999752, 62499690, 83332920, 124999380, 249998760]

約数ペア:

[(1, 249998760), (2, 124999380), (3, 83332920), (4, 62499690), (5, 49999752), (6, 41666460), (8, 31249845), (9, 27777640), (10, 24999876), (11, 22727160), (12, 20833230), (15, 16666584), (18, 13888820), (20, 12499938), (22, 11363580), (24, 10416615), (30, 8333292), (33, 7575720), (36, 6944410), (40, 6249969), (44, 5681790), (45, 5555528), (55, 4545432), (60, 4166646), (66, 3787860), (72, 3472205), (88, 2840895), (90, 2777764), (99, 2525240), (110, 2272716), (120, 2083323), (132, 1893930), (165, 1515144), (180, 1388882), (198, 1262620), (220, 1136358), (264, 946965), (330, 757572), (360, 694441), (396, 631310), (440, 568179), (495, 505048), (660, 378786), (792, 315655), (990, 252524), (1320, 189393), (1980, 126262), (3960, 63131)]