56408520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{67153}}^1$

素因数の和:67174

約数の個数: 64

約数和(自身を含む): 193403520

約数和(自身を除く): 136995000

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, 67153, 134306, 201459, 268612, 335765, 402918, 470071, 537224, 671530, 805836, 940142, 1007295, 1343060, 1410213, 1611672, 1880284, 2014590, 2350355, 2686120, 2820426, 3760568, 4029180, 4700710, 5640852, 7051065, 8058360, 9401420, 11281704, 14102130, 18802840, 28204260, 56408520]

約数ペア:

[(1, 56408520), (2, 28204260), (3, 18802840), (4, 14102130), (5, 11281704), (6, 9401420), (7, 8058360), (8, 7051065), (10, 5640852), (12, 4700710), (14, 4029180), (15, 3760568), (20, 2820426), (21, 2686120), (24, 2350355), (28, 2014590), (30, 1880284), (35, 1611672), (40, 1410213), (42, 1343060), (56, 1007295), (60, 940142), (70, 805836), (84, 671530), (105, 537224), (120, 470071), (140, 402918), (168, 335765), (210, 268612), (280, 201459), (420, 134306), (840, 67153)]