90605520

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{41947}}^1$

素因数の和:41969

約数の個数: 80

約数和(自身を含む): 312093120

約数和(自身を除く): 221487600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 41947, 83894, 125841, 167788, 209735, 251682, 335576, 377523, 419470, 503364, 629205, 671152, 755046, 838940, 1006728, 1132569, 1258410, 1510092, 1677880, 1887615, 2013456, 2265138, 2516820, 3020184, 3355760, 3775230, 4530276, 5033640, 5662845, 6040368, 7550460, 9060552, 10067280, 11325690, 15100920, 18121104, 22651380, 30201840, 45302760, 90605520]

約数ペア:

[(1, 90605520), (2, 45302760), (3, 30201840), (4, 22651380), (5, 18121104), (6, 15100920), (8, 11325690), (9, 10067280), (10, 9060552), (12, 7550460), (15, 6040368), (16, 5662845), (18, 5033640), (20, 4530276), (24, 3775230), (27, 3355760), (30, 3020184), (36, 2516820), (40, 2265138), (45, 2013456), (48, 1887615), (54, 1677880), (60, 1510092), (72, 1258410), (80, 1132569), (90, 1006728), (108, 838940), (120, 755046), (135, 671152), (144, 629205), (180, 503364), (216, 419470), (240, 377523), (270, 335576), (360, 251682), (432, 209735), (540, 167788), (720, 125841), (1080, 83894), (2160, 41947)]