68538708

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1289}}^1$

素因数の和:1517

約数の個数: 72

約数和(自身を含む): 199093440

約数和(自身を除く): 130554732

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 211, 252, 422, 633, 844, 1266, 1289, 1477, 1899, 2532, 2578, 2954, 3798, 3867, 4431, 5156, 5908, 7596, 7734, 8862, 9023, 11601, 13293, 15468, 17724, 18046, 23202, 26586, 27069, 36092, 46404, 53172, 54138, 81207, 108276, 162414, 271979, 324828, 543958, 815937, 1087916, 1631874, 1903853, 2447811, 3263748, 3807706, 4895622, 5711559, 7615412, 9791244, 11423118, 17134677, 22846236, 34269354, 68538708]

約数ペア:

[(1, 68538708), (2, 34269354), (3, 22846236), (4, 17134677), (6, 11423118), (7, 9791244), (9, 7615412), (12, 5711559), (14, 4895622), (18, 3807706), (21, 3263748), (28, 2447811), (36, 1903853), (42, 1631874), (63, 1087916), (84, 815937), (126, 543958), (211, 324828), (252, 271979), (422, 162414), (633, 108276), (844, 81207), (1266, 54138), (1289, 53172), (1477, 46404), (1899, 36092), (2532, 27069), (2578, 26586), (2954, 23202), (3798, 18046), (3867, 17724), (4431, 15468), (5156, 13293), (5908, 11601), (7596, 9023), (7734, 8862)]