1143240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{1361}}^1$

素因数の和:1382

約数の個数: 64

約数和(自身を含む): 3922560

約数和(自身を除く): 2779320

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, 1361, 2722, 4083, 5444, 6805, 8166, 9527, 10888, 13610, 16332, 19054, 20415, 27220, 28581, 32664, 38108, 40830, 47635, 54440, 57162, 76216, 81660, 95270, 114324, 142905, 163320, 190540, 228648, 285810, 381080, 571620, 1143240]

約数ペア:

[(1, 1143240), (2, 571620), (3, 381080), (4, 285810), (5, 228648), (6, 190540), (7, 163320), (8, 142905), (10, 114324), (12, 95270), (14, 81660), (15, 76216), (20, 57162), (21, 54440), (24, 47635), (28, 40830), (30, 38108), (35, 32664), (40, 28581), (42, 27220), (56, 20415), (60, 19054), (70, 16332), (84, 13610), (105, 10888), (120, 9527), (140, 8166), (168, 6805), (210, 5444), (280, 4083), (420, 2722), (840, 1361)]