199638180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{158443}}^1$

素因数の和:158465

約数の個数: 72

約数和(自身を含む): 692083392

約数和(自身を除く): 492445212

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, 158443, 316886, 475329, 633772, 792215, 950658, 1109101, 1425987, 1584430, 1901316, 2218202, 2376645, 2851974, 3168860, 3327303, 4436404, 4753290, 5545505, 5703948, 6654606, 7129935, 9506580, 9981909, 11091010, 13309212, 14259870, 16636515, 19963818, 22182020, 28519740, 33273030, 39927636, 49909545, 66546060, 99819090, 199638180]

約数ペア:

[(1, 199638180), (2, 99819090), (3, 66546060), (4, 49909545), (5, 39927636), (6, 33273030), (7, 28519740), (9, 22182020), (10, 19963818), (12, 16636515), (14, 14259870), (15, 13309212), (18, 11091010), (20, 9981909), (21, 9506580), (28, 7129935), (30, 6654606), (35, 5703948), (36, 5545505), (42, 4753290), (45, 4436404), (60, 3327303), (63, 3168860), (70, 2851974), (84, 2376645), (90, 2218202), (105, 1901316), (126, 1584430), (140, 1425987), (180, 1109101), (210, 950658), (252, 792215), (315, 633772), (420, 475329), (630, 316886), (1260, 158443)]