206910480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1559}}^1$

素因数の和:1661

約数の個数: 160

約数和(自身を含む): 742809600

約数和(自身を除く): 535899120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 79, 80, 84, 105, 112, 120, 140, 158, 168, 210, 237, 240, 280, 316, 336, 395, 420, 474, 553, 560, 632, 790, 840, 948, 1106, 1185, 1264, 1559, 1580, 1659, 1680, 1896, 2212, 2370, 2765, 3118, 3160, 3318, 3792, 4424, 4677, 4740, 5530, 6236, 6320, 6636, 7795, 8295, 8848, 9354, 9480, 10913, 11060, 12472, 13272, 15590, 16590, 18708, 18960, 21826, 22120, 23385, 24944, 26544, 31180, 32739, 33180, 37416, 43652, 44240, 46770, 54565, 62360, 65478, 66360, 74832, 87304, 93540, 109130, 123161, 124720, 130956, 132720, 163695, 174608, 187080, 218260, 246322, 261912, 327390, 369483, 374160, 436520, 492644, 523824, 615805, 654780, 738966, 862127, 873040, 985288, 1231610, 1309560, 1477932, 1724254, 1847415, 1970576, 2463220, 2586381, 2619120, 2955864, 3448508, 3694830, 4310635, 4926440, 5172762, 5911728, 6897016, 7389660, 8621270, 9852880, 10345524, 12931905, 13794032, 14779320, 17242540, 20691048, 25863810, 29558640, 34485080, 41382096, 51727620, 68970160, 103455240, 206910480]

約数ペア:

[(1, 206910480), (2, 103455240), (3, 68970160), (4, 51727620), (5, 41382096), (6, 34485080), (7, 29558640), (8, 25863810), (10, 20691048), (12, 17242540), (14, 14779320), (15, 13794032), (16, 12931905), (20, 10345524), (21, 9852880), (24, 8621270), (28, 7389660), (30, 6897016), (35, 5911728), (40, 5172762), (42, 4926440), (48, 4310635), (56, 3694830), (60, 3448508), (70, 2955864), (79, 2619120), (80, 2586381), (84, 2463220), (105, 1970576), (112, 1847415), (120, 1724254), (140, 1477932), (158, 1309560), (168, 1231610), (210, 985288), (237, 873040), (240, 862127), (280, 738966), (316, 654780), (336, 615805), (395, 523824), (420, 492644), (474, 436520), (553, 374160), (560, 369483), (632, 327390), (790, 261912), (840, 246322), (948, 218260), (1106, 187080), (1185, 174608), (1264, 163695), (1559, 132720), (1580, 130956), (1659, 124720), (1680, 123161), (1896, 109130), (2212, 93540), (2370, 87304), (2765, 74832), (3118, 66360), (3160, 65478), (3318, 62360), (3792, 54565), (4424, 46770), (4677, 44240), (4740, 43652), (5530, 37416), (6236, 33180), (6320, 32739), (6636, 31180), (7795, 26544), (8295, 24944), (8848, 23385), (9354, 22120), (9480, 21826), (10913, 18960), (11060, 18708), (12472, 16590), (13272, 15590)]