68139960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{81119}}^1$

素因数の和:81140

約数の個数: 64

約数和(自身を含む): 233625600

約数和(自身を除く): 165485640

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, 81119, 162238, 243357, 324476, 405595, 486714, 567833, 648952, 811190, 973428, 1135666, 1216785, 1622380, 1703499, 1946856, 2271332, 2433570, 2839165, 3244760, 3406998, 4542664, 4867140, 5678330, 6813996, 8517495, 9734280, 11356660, 13627992, 17034990, 22713320, 34069980, 68139960]

約数ペア:

[(1, 68139960), (2, 34069980), (3, 22713320), (4, 17034990), (5, 13627992), (6, 11356660), (7, 9734280), (8, 8517495), (10, 6813996), (12, 5678330), (14, 4867140), (15, 4542664), (20, 3406998), (21, 3244760), (24, 2839165), (28, 2433570), (30, 2271332), (35, 1946856), (40, 1703499), (42, 1622380), (56, 1216785), (60, 1135666), (70, 973428), (84, 811190), (105, 648952), (120, 567833), (140, 486714), (168, 405595), (210, 324476), (280, 243357), (420, 162238), (840, 81119)]