123413640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{146921}}^1$

素因数の和:146942

約数の個数: 64

約数和(自身を含む): 423135360

約数和(自身を除く): 299721720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 146921, 293842, 440763, 587684, 734605, 881526, 1028447, 1175368, 1469210, 1763052, 2056894, 2203815, 2938420, 3085341, 3526104, 4113788, 4407630, 5142235, 5876840, 6170682, 8227576, 8815260, 10284470, 12341364, 15426705, 17630520, 20568940, 24682728, 30853410, 41137880, 61706820, 123413640]

約数ペア:

[(1, 123413640), (2, 61706820), (3, 41137880), (4, 30853410), (5, 24682728), (6, 20568940), (7, 17630520), (8, 15426705), (10, 12341364), (12, 10284470), (14, 8815260), (15, 8227576), (20, 6170682), (21, 5876840), (24, 5142235), (28, 4407630), (30, 4113788), (35, 3526104), (40, 3085341), (42, 2938420), (56, 2203815), (60, 2056894), (70, 1763052), (84, 1469210), (105, 1175368), (120, 1028447), (140, 881526), (168, 734605), (210, 587684), (280, 440763), (420, 293842), (840, 146921)]