199139220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{158047}}^1$

素因数の和:158069

約数の個数: 72

約数和(自身を含む): 690353664

約数和(自身を除く): 491214444

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 158047, 316094, 474141, 632188, 790235, 948282, 1106329, 1422423, 1580470, 1896564, 2212658, 2370705, 2844846, 3160940, 3318987, 4425316, 4741410, 5531645, 5689692, 6637974, 7112115, 9482820, 9956961, 11063290, 13275948, 14224230, 16594935, 19913922, 22126580, 28448460, 33189870, 39827844, 49784805, 66379740, 99569610, 199139220]

約数ペア:

[(1, 199139220), (2, 99569610), (3, 66379740), (4, 49784805), (5, 39827844), (6, 33189870), (7, 28448460), (9, 22126580), (10, 19913922), (12, 16594935), (14, 14224230), (15, 13275948), (18, 11063290), (20, 9956961), (21, 9482820), (28, 7112115), (30, 6637974), (35, 5689692), (36, 5531645), (42, 4741410), (45, 4425316), (60, 3318987), (63, 3160940), (70, 2844846), (84, 2370705), (90, 2212658), (105, 1896564), (126, 1580470), (140, 1422423), (180, 1106329), (210, 948282), (252, 790235), (315, 632188), (420, 474141), (630, 316094), (1260, 158047)]