20723431680

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{3253}}^1$

素因数の和:3366

約数の個数: 432

約数和(自身を含む): 83006676480

約数和(自身を除く): 62283244800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 79, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 158, 160, 168, 180, 192, 210, 224, 237, 240, 252, 256, 280, 288, 315, 316, 320, 336, 360, 384, 395, 420, 448, 474, 480, 504, 553, 560, 576, 630, 632, 640, 672, 711, 720, 768, 790, 840, 896, 948, 960, 1008, 1106, 1120, 1152, 1185, 1260, 1264, 1280, 1344, 1422, 1440, 1580, 1659, 1680, 1792, 1896, 1920, 2016, 2212, 2240, 2304, 2370, 2520, 2528, 2688, 2765, 2844, 2880, 3160, 3253, 3318, 3360, 3555, 3792, 3840, 4032, 4424, 4480, 4740, 4977, 5040, 5056, 5376, 5530, 5688, 5760, 6320, 6506, 6636, 6720, 7110, 7584, 8064, 8295, 8848, 8960, 9480, 9759, 9954, 10080, 10112, 11060, 11376, 11520, 12640, 13012, 13272, 13440, 14220, 15168, 16128, 16265, 16590, 17696, 18960, 19518, 19908, 20160, 20224, 22120, 22752, 22771, 24885, 25280, 26024, 26544, 26880, 28440, 29277, 30336, 32530, 33180, 35392, 37920, 39036, 39816, 40320, 44240, 45504, 45542, 48795, 49770, 50560, 52048, 53088, 56880, 58554, 60672, 65060, 66360, 68313, 70784, 75840, 78072, 79632, 80640, 88480, 91008, 91084, 97590, 99540, 101120, 104096, 106176, 113760, 113855, 117108, 130120, 132720, 136626, 141568, 146385, 151680, 156144, 159264, 176960, 182016, 182168, 195180, 199080, 204939, 208192, 212352, 227520, 227710, 234216, 256987, 260240, 265440, 273252, 292770, 303360, 312288, 318528, 341565, 353920, 364336, 390360, 398160, 409878, 416384, 424704, 455040, 455420, 468432, 513974, 520480, 530880, 546504, 585540, 624576, 637056, 683130, 707840, 728672, 770961, 780720, 796320, 819756, 832768, 910080, 910840, 936864, 1024695, 1027948, 1040960, 1061760, 1093008, 1171080, 1249152, 1274112, 1284935, 1366260, 1457344, 1541922, 1561440, 1592640, 1639512, 1798909, 1821680, 1873728, 2049390, 2055896, 2081920, 2123520, 2186016, 2312883, 2342160, 2498304, 2569870, 2732520, 2914688, 3083844, 3122880, 3185280, 3279024, 3597818, 3643360, 3747456, 3854805, 4098780, 4111792, 4163840, 4372032, 4625766, 4684320, 5139740, 5396727, 5465040, 5829376, 6167688, 6245760, 6370560, 6558048, 7195636, 7286720, 7494912, 7709610, 8197560, 8223584, 8744064, 8994545, 9251532, 9368640, 10279480, 10793454, 10930080, 11564415, 12335376, 12491520, 13116096, 14391272, 14573440, 15419220, 16190181, 16395120, 16447168, 17488128, 17989090, 18503064, 18737280, 20558960, 21586908, 21860160, 23128830, 24670752, 26232192, 26983635, 28782544, 29146880, 30838440, 32380362, 32790240, 32894336, 35978180, 37006128, 37474560, 41117920, 43173816, 43720320, 46257660, 49341504, 52464384, 53967270, 57565088, 61676880, 64760724, 65580480, 65788672, 71956360, 74012256, 80950905, 82235840, 86347632, 87440640, 92515320, 98683008, 107934540, 115130176, 123353760, 129521448, 131160960, 143912720, 148024512, 161901810, 164471680, 172695264, 185030640, 197366016, 215869080, 230260352, 246707520, 259042896, 262321920, 287825440, 296049024, 323803620, 328943360, 345390528, 370061280, 431738160, 460520704, 493415040, 518085792, 575650880, 592098048, 647607240, 690781056, 740122560, 863476320, 986830080, 1036171584, 1151301760, 1295214480, 1381562112, 1480245120, 1726952640, 2072343168, 2302603520, 2590428960, 2960490240, 3453905280, 4144686336, 5180857920, 6907810560, 10361715840, 20723431680]

約数ペア:

[(1, 20723431680), (2, 10361715840), (3, 6907810560), (4, 5180857920), (5, 4144686336), (6, 3453905280), (7, 2960490240), (8, 2590428960), (9, 2302603520), (10, 2072343168), (12, 1726952640), (14, 1480245120), (15, 1381562112), (16, 1295214480), (18, 1151301760), (20, 1036171584), (21, 986830080), (24, 863476320), (28, 740122560), (30, 690781056), (32, 647607240), (35, 592098048), (36, 575650880), (40, 518085792), (42, 493415040), (45, 460520704), (48, 431738160), (56, 370061280), (60, 345390528), (63, 328943360), (64, 323803620), (70, 296049024), (72, 287825440), (79, 262321920), (80, 259042896), (84, 246707520), (90, 230260352), (96, 215869080), (105, 197366016), (112, 185030640), (120, 172695264), (126, 164471680), (128, 161901810), (140, 148024512), (144, 143912720), (158, 131160960), (160, 129521448), (168, 123353760), (180, 115130176), (192, 107934540), (210, 98683008), (224, 92515320), (237, 87440640), (240, 86347632), (252, 82235840), (256, 80950905), (280, 74012256), (288, 71956360), (315, 65788672), (316, 65580480), (320, 64760724), (336, 61676880), (360, 57565088), (384, 53967270), (395, 52464384), (420, 49341504), (448, 46257660), (474, 43720320), (480, 43173816), (504, 41117920), (553, 37474560), (560, 37006128), (576, 35978180), (630, 32894336), (632, 32790240), (640, 32380362), (672, 30838440), (711, 29146880), (720, 28782544), (768, 26983635), (790, 26232192), (840, 24670752), (896, 23128830), (948, 21860160), (960, 21586908), (1008, 20558960), (1106, 18737280), (1120, 18503064), (1152, 17989090), (1185, 17488128), (1260, 16447168), (1264, 16395120), (1280, 16190181), (1344, 15419220), (1422, 14573440), (1440, 14391272), (1580, 13116096), (1659, 12491520), (1680, 12335376), (1792, 11564415), (1896, 10930080), (1920, 10793454), (2016, 10279480), (2212, 9368640), (2240, 9251532), (2304, 8994545), (2370, 8744064), (2520, 8223584), (2528, 8197560), (2688, 7709610), (2765, 7494912), (2844, 7286720), (2880, 7195636), (3160, 6558048), (3253, 6370560), (3318, 6245760), (3360, 6167688), (3555, 5829376), (3792, 5465040), (3840, 5396727), (4032, 5139740), (4424, 4684320), (4480, 4625766), (4740, 4372032), (4977, 4163840), (5040, 4111792), (5056, 4098780), (5376, 3854805), (5530, 3747456), (5688, 3643360), (5760, 3597818), (6320, 3279024), (6506, 3185280), (6636, 3122880), (6720, 3083844), (7110, 2914688), (7584, 2732520), (8064, 2569870), (8295, 2498304), (8848, 2342160), (8960, 2312883), (9480, 2186016), (9759, 2123520), (9954, 2081920), (10080, 2055896), (10112, 2049390), (11060, 1873728), (11376, 1821680), (11520, 1798909), (12640, 1639512), (13012, 1592640), (13272, 1561440), (13440, 1541922), (14220, 1457344), (15168, 1366260), (16128, 1284935), (16265, 1274112), (16590, 1249152), (17696, 1171080), (18960, 1093008), (19518, 1061760), (19908, 1040960), (20160, 1027948), (20224, 1024695), (22120, 936864), (22752, 910840), (22771, 910080), (24885, 832768), (25280, 819756), (26024, 796320), (26544, 780720), (26880, 770961), (28440, 728672), (29277, 707840), (30336, 683130), (32530, 637056), (33180, 624576), (35392, 585540), (37920, 546504), (39036, 530880), (39816, 520480), (40320, 513974), (44240, 468432), (45504, 455420), (45542, 455040), (48795, 424704), (49770, 416384), (50560, 409878), (52048, 398160), (53088, 390360), (56880, 364336), (58554, 353920), (60672, 341565), (65060, 318528), (66360, 312288), (68313, 303360), (70784, 292770), (75840, 273252), (78072, 265440), (79632, 260240), (80640, 256987), (88480, 234216), (91008, 227710), (91084, 227520), (97590, 212352), (99540, 208192), (101120, 204939), (104096, 199080), (106176, 195180), (113760, 182168), (113855, 182016), (117108, 176960), (130120, 159264), (132720, 156144), (136626, 151680), (141568, 146385)]