220914512

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2137}}^1$

素因数の和:2236

約数の個数: 80

約数和(自身を含む): 534465792

約数和(自身を除く): 313551280

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 71, 91, 104, 112, 142, 182, 208, 284, 364, 497, 568, 728, 923, 994, 1136, 1456, 1846, 1988, 2137, 3692, 3976, 4274, 6461, 7384, 7952, 8548, 12922, 14768, 14959, 17096, 25844, 27781, 29918, 34192, 51688, 55562, 59836, 103376, 111124, 119672, 151727, 194467, 222248, 239344, 303454, 388934, 444496, 606908, 777868, 1062089, 1213816, 1555736, 1972451, 2124178, 2427632, 3111472, 3944902, 4248356, 7889804, 8496712, 13807157, 15779608, 16993424, 27614314, 31559216, 55228628, 110457256, 220914512]

約数ペア:

[(1, 220914512), (2, 110457256), (4, 55228628), (7, 31559216), (8, 27614314), (13, 16993424), (14, 15779608), (16, 13807157), (26, 8496712), (28, 7889804), (52, 4248356), (56, 3944902), (71, 3111472), (91, 2427632), (104, 2124178), (112, 1972451), (142, 1555736), (182, 1213816), (208, 1062089), (284, 777868), (364, 606908), (497, 444496), (568, 388934), (728, 303454), (923, 239344), (994, 222248), (1136, 194467), (1456, 151727), (1846, 119672), (1988, 111124), (2137, 103376), (3692, 59836), (3976, 55562), (4274, 51688), (6461, 34192), (7384, 29918), (7952, 27781), (8548, 25844), (12922, 17096), (14768, 14959)]