318348828

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{79}}^1\times {\mathrm{15991}}^1$

素因数の和:16087

約数の個数: 72

約数和(自身を含む): 931374080

約数和(自身を除く): 613025252

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 79, 84, 126, 158, 237, 252, 316, 474, 553, 711, 948, 1106, 1422, 1659, 2212, 2844, 3318, 4977, 6636, 9954, 15991, 19908, 31982, 47973, 63964, 95946, 111937, 143919, 191892, 223874, 287838, 335811, 447748, 575676, 671622, 1007433, 1263289, 1343244, 2014866, 2526578, 3789867, 4029732, 5053156, 7579734, 8843023, 11369601, 15159468, 17686046, 22739202, 26529069, 35372092, 45478404, 53058138, 79587207, 106116276, 159174414, 318348828]

約数ペア:

[(1, 318348828), (2, 159174414), (3, 106116276), (4, 79587207), (6, 53058138), (7, 45478404), (9, 35372092), (12, 26529069), (14, 22739202), (18, 17686046), (21, 15159468), (28, 11369601), (36, 8843023), (42, 7579734), (63, 5053156), (79, 4029732), (84, 3789867), (126, 2526578), (158, 2014866), (237, 1343244), (252, 1263289), (316, 1007433), (474, 671622), (553, 575676), (711, 447748), (948, 335811), (1106, 287838), (1422, 223874), (1659, 191892), (2212, 143919), (2844, 111937), (3318, 95946), (4977, 63964), (6636, 47973), (9954, 31982), (15991, 19908)]