157660020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13903}}^1$

素因数の和:13931

約数の個数: 120

約数和(自身を含む): 565281024

約数和(自身を除く): 407621004

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 13903, 27806, 41709, 55612, 69515, 83418, 97321, 125127, 139030, 166836, 194642, 208545, 250254, 278060, 291963, 375381, 389284, 417090, 486605, 500508, 583926, 625635, 750762, 834180, 875889, 973210, 1126143, 1167852, 1251270, 1459815, 1501524, 1751778, 1876905, 1946420, 2252286, 2502540, 2627667, 2919630, 3503556, 3753810, 4379445, 4504572, 5255334, 5630715, 5839260, 7507620, 7883001, 8758890, 10510668, 11261430, 13138335, 15766002, 17517780, 22522860, 26276670, 31532004, 39415005, 52553340, 78830010, 157660020]

約数ペア:

[(1, 157660020), (2, 78830010), (3, 52553340), (4, 39415005), (5, 31532004), (6, 26276670), (7, 22522860), (9, 17517780), (10, 15766002), (12, 13138335), (14, 11261430), (15, 10510668), (18, 8758890), (20, 7883001), (21, 7507620), (27, 5839260), (28, 5630715), (30, 5255334), (35, 4504572), (36, 4379445), (42, 3753810), (45, 3503556), (54, 2919630), (60, 2627667), (63, 2502540), (70, 2252286), (81, 1946420), (84, 1876905), (90, 1751778), (105, 1501524), (108, 1459815), (126, 1251270), (135, 1167852), (140, 1126143), (162, 973210), (180, 875889), (189, 834180), (210, 750762), (252, 625635), (270, 583926), (315, 500508), (324, 486605), (378, 417090), (405, 389284), (420, 375381), (540, 291963), (567, 278060), (630, 250254), (756, 208545), (810, 194642), (945, 166836), (1134, 139030), (1260, 125127), (1620, 97321), (1890, 83418), (2268, 69515), (2835, 55612), (3780, 41709), (5670, 27806), (11340, 13903)]