79865520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:507

約数の個数: 160

約数和(自身を含む): 285838848

約数和(自身を除く): 205973328

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, 80, 84, 105, 112, 120, 137, 140, 168, 210, 240, 274, 280, 336, 347, 411, 420, 548, 560, 685, 694, 822, 840, 959, 1041, 1096, 1370, 1388, 1644, 1680, 1735, 1918, 2055, 2082, 2192, 2429, 2740, 2776, 2877, 3288, 3470, 3836, 4110, 4164, 4795, 4858, 5205, 5480, 5552, 5754, 6576, 6940, 7287, 7672, 8220, 8328, 9590, 9716, 10410, 10960, 11508, 12145, 13880, 14385, 14574, 15344, 16440, 16656, 19180, 19432, 20820, 23016, 24290, 27760, 28770, 29148, 32880, 36435, 38360, 38864, 41640, 46032, 47539, 48580, 57540, 58296, 72870, 76720, 83280, 95078, 97160, 115080, 116592, 142617, 145740, 190156, 194320, 230160, 237695, 285234, 291480, 332773, 380312, 475390, 570468, 582960, 665546, 713085, 760624, 950780, 998319, 1140936, 1331092, 1426170, 1663865, 1901560, 1996638, 2281872, 2662184, 2852340, 3327730, 3803120, 3993276, 4991595, 5324368, 5704680, 6655460, 7986552, 9983190, 11409360, 13310920, 15973104, 19966380, 26621840, 39932760, 79865520]

約数ペア:

[(1, 79865520), (2, 39932760), (3, 26621840), (4, 19966380), (5, 15973104), (6, 13310920), (7, 11409360), (8, 9983190), (10, 7986552), (12, 6655460), (14, 5704680), (15, 5324368), (16, 4991595), (20, 3993276), (21, 3803120), (24, 3327730), (28, 2852340), (30, 2662184), (35, 2281872), (40, 1996638), (42, 1901560), (48, 1663865), (56, 1426170), (60, 1331092), (70, 1140936), (80, 998319), (84, 950780), (105, 760624), (112, 713085), (120, 665546), (137, 582960), (140, 570468), (168, 475390), (210, 380312), (240, 332773), (274, 291480), (280, 285234), (336, 237695), (347, 230160), (411, 194320), (420, 190156), (548, 145740), (560, 142617), (685, 116592), (694, 115080), (822, 97160), (840, 95078), (959, 83280), (1041, 76720), (1096, 72870), (1370, 58296), (1388, 57540), (1644, 48580), (1680, 47539), (1735, 46032), (1918, 41640), (2055, 38864), (2082, 38360), (2192, 36435), (2429, 32880), (2740, 29148), (2776, 28770), (2877, 27760), (3288, 24290), (3470, 23016), (3836, 20820), (4110, 19432), (4164, 19180), (4795, 16656), (4858, 16440), (5205, 15344), (5480, 14574), (5552, 14385), (5754, 13880), (6576, 12145), (6940, 11508), (7287, 10960), (7672, 10410), (8220, 9716), (8328, 9590)]