289234680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{344327}}^1$

素因数の和:344348

約数の個数: 64

約数和(自身を含む): 991664640

約数和(自身を除く): 702429960

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, 344327, 688654, 1032981, 1377308, 1721635, 2065962, 2410289, 2754616, 3443270, 4131924, 4820578, 5164905, 6886540, 7230867, 8263848, 9641156, 10329810, 12051445, 13773080, 14461734, 19282312, 20659620, 24102890, 28923468, 36154335, 41319240, 48205780, 57846936, 72308670, 96411560, 144617340, 289234680]

約数ペア:

[(1, 289234680), (2, 144617340), (3, 96411560), (4, 72308670), (5, 57846936), (6, 48205780), (7, 41319240), (8, 36154335), (10, 28923468), (12, 24102890), (14, 20659620), (15, 19282312), (20, 14461734), (21, 13773080), (24, 12051445), (28, 10329810), (30, 9641156), (35, 8263848), (40, 7230867), (42, 6886540), (56, 5164905), (60, 4820578), (70, 4131924), (84, 3443270), (105, 2754616), (120, 2410289), (140, 2065962), (168, 1721635), (210, 1377308), (280, 1032981), (420, 688654), (840, 344327)]