205617960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{190387}}^1$

素因数の和:190407

約数の個数: 64

約数和(自身を含む): 685396800

約数和(自身を除く): 479778840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 190387, 380774, 571161, 761548, 951935, 1142322, 1523096, 1713483, 1903870, 2284644, 2855805, 3426966, 3807740, 4569288, 5140449, 5711610, 6853932, 7615480, 8567415, 10280898, 11423220, 13707864, 17134830, 20561796, 22846440, 25702245, 34269660, 41123592, 51404490, 68539320, 102808980, 205617960]

約数ペア:

[(1, 205617960), (2, 102808980), (3, 68539320), (4, 51404490), (5, 41123592), (6, 34269660), (8, 25702245), (9, 22846440), (10, 20561796), (12, 17134830), (15, 13707864), (18, 11423220), (20, 10280898), (24, 8567415), (27, 7615480), (30, 6853932), (36, 5711610), (40, 5140449), (45, 4569288), (54, 3807740), (60, 3426966), (72, 2855805), (90, 2284644), (108, 1903870), (120, 1713483), (135, 1523096), (180, 1142322), (216, 951935), (270, 761548), (360, 571161), (540, 380774), (1080, 190387)]