15126440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{607}}^1$

素因数の和:714

約数の個数: 64

約数和(自身を含む): 39398400

約数和(自身を除く): 24271960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 607, 623, 712, 890, 1214, 1246, 1780, 2428, 2492, 3035, 3115, 3560, 4249, 4856, 4984, 6070, 6230, 8498, 12140, 12460, 16996, 21245, 24280, 24920, 33992, 42490, 54023, 84980, 108046, 169960, 216092, 270115, 378161, 432184, 540230, 756322, 1080460, 1512644, 1890805, 2160920, 3025288, 3781610, 7563220, 15126440]

約数ペア:

[(1, 15126440), (2, 7563220), (4, 3781610), (5, 3025288), (7, 2160920), (8, 1890805), (10, 1512644), (14, 1080460), (20, 756322), (28, 540230), (35, 432184), (40, 378161), (56, 270115), (70, 216092), (89, 169960), (140, 108046), (178, 84980), (280, 54023), (356, 42490), (445, 33992), (607, 24920), (623, 24280), (712, 21245), (890, 16996), (1214, 12460), (1246, 12140), (1780, 8498), (2428, 6230), (2492, 6070), (3035, 4984), (3115, 4856), (3560, 4249)]