165561840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{76649}}^1$

素因数の和:76671

約数の個数: 80

約数和(自身を含む): 570276000

約数和(自身を除く): 404714160

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, 76649, 153298, 229947, 306596, 383245, 459894, 613192, 689841, 766490, 919788, 1149735, 1226384, 1379682, 1532980, 1839576, 2069523, 2299470, 2759364, 3065960, 3449205, 3679152, 4139046, 4598940, 5518728, 6131920, 6898410, 8278092, 9197880, 10347615, 11037456, 13796820, 16556184, 18395760, 20695230, 27593640, 33112368, 41390460, 55187280, 82780920, 165561840]

約数ペア:

[(1, 165561840), (2, 82780920), (3, 55187280), (4, 41390460), (5, 33112368), (6, 27593640), (8, 20695230), (9, 18395760), (10, 16556184), (12, 13796820), (15, 11037456), (16, 10347615), (18, 9197880), (20, 8278092), (24, 6898410), (27, 6131920), (30, 5518728), (36, 4598940), (40, 4139046), (45, 3679152), (48, 3449205), (54, 3065960), (60, 2759364), (72, 2299470), (80, 2069523), (90, 1839576), (108, 1532980), (120, 1379682), (135, 1226384), (144, 1149735), (180, 919788), (216, 766490), (240, 689841), (270, 613192), (360, 459894), (432, 383245), (540, 306596), (720, 229947), (1080, 153298), (2160, 76649)]