206172540

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{18181}}^1$

素因数の和:18209

約数の個数: 120

約数和(自身を含む): 739207392

約数和(自身を除く): 533034852

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, 18181, 36362, 54543, 72724, 90905, 109086, 127267, 163629, 181810, 218172, 254534, 272715, 327258, 363620, 381801, 490887, 509068, 545430, 636335, 654516, 763602, 818145, 981774, 1090860, 1145403, 1272670, 1472661, 1527204, 1636290, 1909005, 1963548, 2290806, 2454435, 2545340, 2945322, 3272580, 3436209, 3818010, 4581612, 4908870, 5727015, 5890644, 6872418, 7363305, 7636020, 9817740, 10308627, 11454030, 13744836, 14726610, 17181045, 20617254, 22908060, 29453220, 34362090, 41234508, 51543135, 68724180, 103086270, 206172540]

約数ペア:

[(1, 206172540), (2, 103086270), (3, 68724180), (4, 51543135), (5, 41234508), (6, 34362090), (7, 29453220), (9, 22908060), (10, 20617254), (12, 17181045), (14, 14726610), (15, 13744836), (18, 11454030), (20, 10308627), (21, 9817740), (27, 7636020), (28, 7363305), (30, 6872418), (35, 5890644), (36, 5727015), (42, 4908870), (45, 4581612), (54, 3818010), (60, 3436209), (63, 3272580), (70, 2945322), (81, 2545340), (84, 2454435), (90, 2290806), (105, 1963548), (108, 1909005), (126, 1636290), (135, 1527204), (140, 1472661), (162, 1272670), (180, 1145403), (189, 1090860), (210, 981774), (252, 818145), (270, 763602), (315, 654516), (324, 636335), (378, 545430), (405, 509068), (420, 490887), (540, 381801), (567, 363620), (630, 327258), (756, 272715), (810, 254534), (945, 218172), (1134, 181810), (1260, 163629), (1620, 127267), (1890, 109086), (2268, 90905), (2835, 72724), (3780, 54543), (5670, 36362), (11340, 18181)]