20871279072

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1823}}^1$

素因数の和:2483

約数の個数: 240

約数和(自身を含む): 70300403712

約数和(自身を除く): 49429124640

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 216, 224, 252, 288, 324, 336, 378, 432, 504, 567, 631, 648, 672, 756, 864, 1008, 1134, 1262, 1296, 1512, 1823, 1893, 2016, 2268, 2524, 2592, 3024, 3646, 3786, 4417, 4536, 5048, 5469, 5679, 6048, 7292, 7572, 8834, 9072, 10096, 10938, 11358, 12761, 13251, 14584, 15144, 16407, 17037, 17668, 18144, 20192, 21876, 22716, 25522, 26502, 29168, 30288, 32814, 34074, 35336, 38283, 39753, 43752, 45432, 49221, 51044, 51111, 53004, 58336, 60576, 65628, 68148, 70672, 76566, 79506, 87504, 90864, 98442, 102088, 102222, 106008, 114849, 119259, 131256, 136296, 141344, 147663, 153132, 159012, 175008, 181728, 196884, 204176, 204444, 212016, 229698, 238518, 262512, 272592, 295326, 306264, 318024, 344547, 357777, 393768, 408352, 408888, 424032, 459396, 477036, 525024, 545184, 590652, 612528, 636048, 689094, 715554, 787536, 817776, 918792, 954072, 1033641, 1150313, 1181304, 1225056, 1272096, 1378188, 1431108, 1575072, 1635552, 1837584, 1908144, 2067282, 2300626, 2362608, 2756376, 2862216, 3450939, 3675168, 3816288, 4134564, 4601252, 4725216, 5512752, 5724432, 6901878, 8052191, 8269128, 9202504, 10352817, 11025504, 11448864, 13803756, 16104382, 16538256, 18405008, 20705634, 24156573, 27607512, 31058451, 32208764, 33076512, 36810016, 41411268, 48313146, 55215024, 62116902, 64417528, 72469719, 82822536, 93175353, 96626292, 110430048, 124233804, 128835056, 144939438, 165645072, 186350706, 193252584, 217409157, 248467608, 257670112, 289878876, 331290144, 372701412, 386505168, 434818314, 496935216, 579757752, 652227471, 745402824, 773010336, 869636628, 993870432, 1159515504, 1304454942, 1490805648, 1739273256, 2319031008, 2608909884, 2981611296, 3478546512, 5217819768, 6957093024, 10435639536, 20871279072]

約数ペア:

[(1, 20871279072), (2, 10435639536), (3, 6957093024), (4, 5217819768), (6, 3478546512), (7, 2981611296), (8, 2608909884), (9, 2319031008), (12, 1739273256), (14, 1490805648), (16, 1304454942), (18, 1159515504), (21, 993870432), (24, 869636628), (27, 773010336), (28, 745402824), (32, 652227471), (36, 579757752), (42, 496935216), (48, 434818314), (54, 386505168), (56, 372701412), (63, 331290144), (72, 289878876), (81, 257670112), (84, 248467608), (96, 217409157), (108, 193252584), (112, 186350706), (126, 165645072), (144, 144939438), (162, 128835056), (168, 124233804), (189, 110430048), (216, 96626292), (224, 93175353), (252, 82822536), (288, 72469719), (324, 64417528), (336, 62116902), (378, 55215024), (432, 48313146), (504, 41411268), (567, 36810016), (631, 33076512), (648, 32208764), (672, 31058451), (756, 27607512), (864, 24156573), (1008, 20705634), (1134, 18405008), (1262, 16538256), (1296, 16104382), (1512, 13803756), (1823, 11448864), (1893, 11025504), (2016, 10352817), (2268, 9202504), (2524, 8269128), (2592, 8052191), (3024, 6901878), (3646, 5724432), (3786, 5512752), (4417, 4725216), (4536, 4601252), (5048, 4134564), (5469, 3816288), (5679, 3675168), (6048, 3450939), (7292, 2862216), (7572, 2756376), (8834, 2362608), (9072, 2300626), (10096, 2067282), (10938, 1908144), (11358, 1837584), (12761, 1635552), (13251, 1575072), (14584, 1431108), (15144, 1378188), (16407, 1272096), (17037, 1225056), (17668, 1181304), (18144, 1150313), (20192, 1033641), (21876, 954072), (22716, 918792), (25522, 817776), (26502, 787536), (29168, 715554), (30288, 689094), (32814, 636048), (34074, 612528), (35336, 590652), (38283, 545184), (39753, 525024), (43752, 477036), (45432, 459396), (49221, 424032), (51044, 408888), (51111, 408352), (53004, 393768), (58336, 357777), (60576, 344547), (65628, 318024), (68148, 306264), (70672, 295326), (76566, 272592), (79506, 262512), (87504, 238518), (90864, 229698), (98442, 212016), (102088, 204444), (102222, 204176), (106008, 196884), (114849, 181728), (119259, 175008), (131256, 159012), (136296, 153132), (141344, 147663)]