82780320

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:443

約数の個数: 192

約数和(自身を含む): 303077376

約数和(自身を除く): 220297056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 71, 80, 84, 96, 105, 112, 120, 140, 142, 160, 168, 210, 213, 224, 240, 280, 284, 336, 347, 355, 420, 426, 480, 497, 560, 568, 672, 694, 710, 840, 852, 994, 1041, 1065, 1120, 1136, 1388, 1420, 1491, 1680, 1704, 1735, 1988, 2082, 2130, 2272, 2429, 2485, 2776, 2840, 2982, 3360, 3408, 3470, 3976, 4164, 4260, 4858, 4970, 5205, 5552, 5680, 5964, 6816, 6940, 7287, 7455, 7952, 8328, 8520, 9716, 9940, 10410, 11104, 11360, 11928, 12145, 13880, 14574, 14910, 15904, 16656, 17040, 19432, 19880, 20820, 23856, 24290, 24637, 27760, 29148, 29820, 33312, 34080, 36435, 38864, 39760, 41640, 47712, 48580, 49274, 55520, 58296, 59640, 72870, 73911, 77728, 79520, 83280, 97160, 98548, 116592, 119280, 123185, 145740, 147822, 166560, 172459, 194320, 197096, 233184, 238560, 246370, 291480, 295644, 344918, 369555, 388640, 394192, 492740, 517377, 582960, 591288, 689836, 739110, 788384, 862295, 985480, 1034754, 1165920, 1182576, 1379672, 1478220, 1724590, 1970960, 2069508, 2365152, 2586885, 2759344, 2956440, 3449180, 3941920, 4139016, 5173770, 5518688, 5912880, 6898360, 8278032, 10347540, 11825760, 13796720, 16556064, 20695080, 27593440, 41390160, 82780320]

約数ペア:

[(1, 82780320), (2, 41390160), (3, 27593440), (4, 20695080), (5, 16556064), (6, 13796720), (7, 11825760), (8, 10347540), (10, 8278032), (12, 6898360), (14, 5912880), (15, 5518688), (16, 5173770), (20, 4139016), (21, 3941920), (24, 3449180), (28, 2956440), (30, 2759344), (32, 2586885), (35, 2365152), (40, 2069508), (42, 1970960), (48, 1724590), (56, 1478220), (60, 1379672), (70, 1182576), (71, 1165920), (80, 1034754), (84, 985480), (96, 862295), (105, 788384), (112, 739110), (120, 689836), (140, 591288), (142, 582960), (160, 517377), (168, 492740), (210, 394192), (213, 388640), (224, 369555), (240, 344918), (280, 295644), (284, 291480), (336, 246370), (347, 238560), (355, 233184), (420, 197096), (426, 194320), (480, 172459), (497, 166560), (560, 147822), (568, 145740), (672, 123185), (694, 119280), (710, 116592), (840, 98548), (852, 97160), (994, 83280), (1041, 79520), (1065, 77728), (1120, 73911), (1136, 72870), (1388, 59640), (1420, 58296), (1491, 55520), (1680, 49274), (1704, 48580), (1735, 47712), (1988, 41640), (2082, 39760), (2130, 38864), (2272, 36435), (2429, 34080), (2485, 33312), (2776, 29820), (2840, 29148), (2982, 27760), (3360, 24637), (3408, 24290), (3470, 23856), (3976, 20820), (4164, 19880), (4260, 19432), (4858, 17040), (4970, 16656), (5205, 15904), (5552, 14910), (5680, 14574), (5964, 13880), (6816, 12145), (6940, 11928), (7287, 11360), (7455, 11104), (7952, 10410), (8328, 9940), (8520, 9716)]