201561660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{11087}}^1$

素因数の和:11203

約数の個数: 72

約数和(自身を含む): 617512896

約数和(自身を除く): 415951236

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 6060, 9090, 11087, 18180, 22174, 33261, 44348, 55435, 66522, 99783, 110870, 133044, 166305, 199566, 221740, 332610, 399132, 498915, 665220, 997830, 1119787, 1995660, 2239574, 3359361, 4479148, 5598935, 6718722, 10078083, 11197870, 13437444, 16796805, 20156166, 22395740, 33593610, 40312332, 50390415, 67187220, 100780830, 201561660]

約数ペア:

[(1, 201561660), (2, 100780830), (3, 67187220), (4, 50390415), (5, 40312332), (6, 33593610), (9, 22395740), (10, 20156166), (12, 16796805), (15, 13437444), (18, 11197870), (20, 10078083), (30, 6718722), (36, 5598935), (45, 4479148), (60, 3359361), (90, 2239574), (101, 1995660), (180, 1119787), (202, 997830), (303, 665220), (404, 498915), (505, 399132), (606, 332610), (909, 221740), (1010, 199566), (1212, 166305), (1515, 133044), (1818, 110870), (2020, 99783), (3030, 66522), (3636, 55435), (4545, 44348), (6060, 33261), (9090, 22174), (11087, 18180)]