207717660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{887}}^1\times {\mathrm{1301}}^1$

素因数の和:2203

約数の個数: 72

約数和(自身を含む): 631272096

約数和(自身を除く): 423554436

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 887, 1301, 1774, 2602, 2661, 3548, 3903, 4435, 5204, 5322, 6505, 7806, 7983, 8870, 10644, 11709, 13010, 13305, 15612, 15966, 17740, 19515, 23418, 26020, 26610, 31932, 39030, 39915, 46836, 53220, 58545, 78060, 79830, 117090, 159660, 234180, 1153987, 2307974, 3461961, 4615948, 5769935, 6923922, 10385883, 11539870, 13847844, 17309805, 20771766, 23079740, 34619610, 41543532, 51929415, 69239220, 103858830, 207717660]

約数ペア:

[(1, 207717660), (2, 103858830), (3, 69239220), (4, 51929415), (5, 41543532), (6, 34619610), (9, 23079740), (10, 20771766), (12, 17309805), (15, 13847844), (18, 11539870), (20, 10385883), (30, 6923922), (36, 5769935), (45, 4615948), (60, 3461961), (90, 2307974), (180, 1153987), (887, 234180), (1301, 159660), (1774, 117090), (2602, 79830), (2661, 78060), (3548, 58545), (3903, 53220), (4435, 46836), (5204, 39915), (5322, 39030), (6505, 31932), (7806, 26610), (7983, 26020), (8870, 23418), (10644, 19515), (11709, 17740), (13010, 15966), (13305, 15612)]