205234680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{929}}^1$

素因数の和:1213

約数の個数: 128

約数和(自身を含む): 707097600

約数和(自身を除く): 501862920

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, 263, 280, 420, 526, 789, 840, 929, 1052, 1315, 1578, 1841, 1858, 2104, 2630, 2787, 3156, 3682, 3716, 3945, 4645, 5260, 5523, 5574, 6312, 6503, 7364, 7432, 7890, 9205, 9290, 10520, 11046, 11148, 13006, 13935, 14728, 15780, 18410, 18580, 19509, 22092, 22296, 26012, 27615, 27870, 31560, 32515, 36820, 37160, 39018, 44184, 52024, 55230, 55740, 65030, 73640, 78036, 97545, 110460, 111480, 130060, 156072, 195090, 220920, 244327, 260120, 390180, 488654, 732981, 780360, 977308, 1221635, 1465962, 1710289, 1954616, 2443270, 2931924, 3420578, 3664905, 4886540, 5130867, 5863848, 6841156, 7329810, 8551445, 9773080, 10261734, 13682312, 14659620, 17102890, 20523468, 25654335, 29319240, 34205780, 41046936, 51308670, 68411560, 102617340, 205234680]

約数ペア:

[(1, 205234680), (2, 102617340), (3, 68411560), (4, 51308670), (5, 41046936), (6, 34205780), (7, 29319240), (8, 25654335), (10, 20523468), (12, 17102890), (14, 14659620), (15, 13682312), (20, 10261734), (21, 9773080), (24, 8551445), (28, 7329810), (30, 6841156), (35, 5863848), (40, 5130867), (42, 4886540), (56, 3664905), (60, 3420578), (70, 2931924), (84, 2443270), (105, 1954616), (120, 1710289), (140, 1465962), (168, 1221635), (210, 977308), (263, 780360), (280, 732981), (420, 488654), (526, 390180), (789, 260120), (840, 244327), (929, 220920), (1052, 195090), (1315, 156072), (1578, 130060), (1841, 111480), (1858, 110460), (2104, 97545), (2630, 78036), (2787, 73640), (3156, 65030), (3682, 55740), (3716, 55230), (3945, 52024), (4645, 44184), (5260, 39018), (5523, 37160), (5574, 36820), (6312, 32515), (6503, 31560), (7364, 27870), (7432, 27615), (7890, 26012), (9205, 22296), (9290, 22092), (10520, 19509), (11046, 18580), (11148, 18410), (13006, 15780), (13935, 14728)]