261320640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1051}}^1$

素因数の和:1115

約数の個数: 224

約数和(自身を含む): 974774784

約数和(自身を除く): 713454144

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 64, 70, 74, 80, 84, 96, 105, 111, 112, 120, 140, 148, 160, 168, 185, 192, 210, 222, 224, 240, 259, 280, 296, 320, 336, 370, 420, 444, 448, 480, 518, 555, 560, 592, 672, 740, 777, 840, 888, 960, 1036, 1051, 1110, 1120, 1184, 1295, 1344, 1480, 1554, 1680, 1776, 2072, 2102, 2220, 2240, 2368, 2590, 2960, 3108, 3153, 3360, 3552, 3885, 4144, 4204, 4440, 5180, 5255, 5920, 6216, 6306, 6720, 7104, 7357, 7770, 8288, 8408, 8880, 10360, 10510, 11840, 12432, 12612, 14714, 15540, 15765, 16576, 16816, 17760, 20720, 21020, 22071, 24864, 25224, 29428, 31080, 31530, 33632, 35520, 36785, 38887, 41440, 42040, 44142, 49728, 50448, 58856, 62160, 63060, 67264, 73570, 77774, 82880, 84080, 88284, 100896, 110355, 116661, 117712, 124320, 126120, 147140, 155548, 168160, 176568, 194435, 201792, 220710, 233322, 235424, 248640, 252240, 272209, 294280, 311096, 336320, 353136, 388870, 441420, 466644, 470848, 504480, 544418, 583305, 588560, 622192, 706272, 777740, 816627, 882840, 933288, 1008960, 1088836, 1166610, 1177120, 1244384, 1361045, 1412544, 1555480, 1633254, 1765680, 1866576, 2177672, 2333220, 2354240, 2488768, 2722090, 3110960, 3266508, 3531360, 3733152, 4083135, 4355344, 4666440, 5444180, 6221920, 6533016, 7062720, 7466304, 8166270, 8710688, 9332880, 10888360, 12443840, 13066032, 16332540, 17421376, 18665760, 21776720, 26132064, 32665080, 37331520, 43553440, 52264128, 65330160, 87106880, 130660320, 261320640]

約数ペア:

[(1, 261320640), (2, 130660320), (3, 87106880), (4, 65330160), (5, 52264128), (6, 43553440), (7, 37331520), (8, 32665080), (10, 26132064), (12, 21776720), (14, 18665760), (15, 17421376), (16, 16332540), (20, 13066032), (21, 12443840), (24, 10888360), (28, 9332880), (30, 8710688), (32, 8166270), (35, 7466304), (37, 7062720), (40, 6533016), (42, 6221920), (48, 5444180), (56, 4666440), (60, 4355344), (64, 4083135), (70, 3733152), (74, 3531360), (80, 3266508), (84, 3110960), (96, 2722090), (105, 2488768), (111, 2354240), (112, 2333220), (120, 2177672), (140, 1866576), (148, 1765680), (160, 1633254), (168, 1555480), (185, 1412544), (192, 1361045), (210, 1244384), (222, 1177120), (224, 1166610), (240, 1088836), (259, 1008960), (280, 933288), (296, 882840), (320, 816627), (336, 777740), (370, 706272), (420, 622192), (444, 588560), (448, 583305), (480, 544418), (518, 504480), (555, 470848), (560, 466644), (592, 441420), (672, 388870), (740, 353136), (777, 336320), (840, 311096), (888, 294280), (960, 272209), (1036, 252240), (1051, 248640), (1110, 235424), (1120, 233322), (1184, 220710), (1295, 201792), (1344, 194435), (1480, 176568), (1554, 168160), (1680, 155548), (1776, 147140), (2072, 126120), (2102, 124320), (2220, 117712), (2240, 116661), (2368, 110355), (2590, 100896), (2960, 88284), (3108, 84080), (3153, 82880), (3360, 77774), (3552, 73570), (3885, 67264), (4144, 63060), (4204, 62160), (4440, 58856), (5180, 50448), (5255, 49728), (5920, 44142), (6216, 42040), (6306, 41440), (6720, 38887), (7104, 36785), (7357, 35520), (7770, 33632), (8288, 31530), (8408, 31080), (8880, 29428), (10360, 25224), (10510, 24864), (11840, 22071), (12432, 21020), (12612, 20720), (14714, 17760), (15540, 16816), (15765, 16576)]