318807252

素因数分解:

$2^2\times 3^5\times {\mathrm{431}}^1\times {\mathrm{761}}^1$

素因数の和:1211

約数の個数: 72

約数和(自身を含む): 838760832

約数和(自身を除く): 519953580

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 431, 486, 761, 862, 972, 1293, 1522, 1724, 2283, 2586, 3044, 3879, 4566, 5172, 6849, 7758, 9132, 11637, 13698, 15516, 20547, 23274, 27396, 34911, 41094, 46548, 61641, 69822, 82188, 104733, 123282, 139644, 184923, 209466, 246564, 327991, 369846, 418932, 655982, 739692, 983973, 1311964, 1967946, 2951919, 3935892, 5903838, 8855757, 11807676, 17711514, 26567271, 35423028, 53134542, 79701813, 106269084, 159403626, 318807252]

約数ペア:

[(1, 318807252), (2, 159403626), (3, 106269084), (4, 79701813), (6, 53134542), (9, 35423028), (12, 26567271), (18, 17711514), (27, 11807676), (36, 8855757), (54, 5903838), (81, 3935892), (108, 2951919), (162, 1967946), (243, 1311964), (324, 983973), (431, 739692), (486, 655982), (761, 418932), (862, 369846), (972, 327991), (1293, 246564), (1522, 209466), (1724, 184923), (2283, 139644), (2586, 123282), (3044, 104733), (3879, 82188), (4566, 69822), (5172, 61641), (6849, 46548), (7758, 41094), (9132, 34911), (11637, 27396), (13698, 23274), (15516, 20547)]