222505020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{12239}}^1$

素因数の和:12355

約数の個数: 72

約数和(自身を含む): 681670080

約数和(自身を除く): 459165060

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, 12239, 18180, 24478, 36717, 48956, 61195, 73434, 110151, 122390, 146868, 183585, 220302, 244780, 367170, 440604, 550755, 734340, 1101510, 1236139, 2203020, 2472278, 3708417, 4944556, 6180695, 7416834, 11125251, 12361390, 14833668, 18542085, 22250502, 24722780, 37084170, 44501004, 55626255, 74168340, 111252510, 222505020]

約数ペア:

[(1, 222505020), (2, 111252510), (3, 74168340), (4, 55626255), (5, 44501004), (6, 37084170), (9, 24722780), (10, 22250502), (12, 18542085), (15, 14833668), (18, 12361390), (20, 11125251), (30, 7416834), (36, 6180695), (45, 4944556), (60, 3708417), (90, 2472278), (101, 2203020), (180, 1236139), (202, 1101510), (303, 734340), (404, 550755), (505, 440604), (606, 367170), (909, 244780), (1010, 220302), (1212, 183585), (1515, 146868), (1818, 122390), (2020, 110151), (3030, 73434), (3636, 61195), (4545, 48956), (6060, 36717), (9090, 24478), (12239, 18180)]