642113664

素因数分解:

$2^7\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:251

約数の個数: 256

約数和(自身を含む): 1974067200

約数和(自身を除く): 1331953536

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 19, 24, 31, 32, 34, 38, 48, 51, 57, 62, 64, 68, 76, 93, 96, 102, 114, 124, 128, 136, 152, 167, 186, 192, 204, 228, 248, 272, 304, 323, 334, 372, 384, 408, 456, 496, 501, 527, 544, 589, 608, 646, 668, 744, 816, 912, 969, 992, 1002, 1054, 1088, 1178, 1216, 1292, 1336, 1488, 1581, 1632, 1767, 1824, 1938, 1984, 2004, 2108, 2176, 2356, 2432, 2584, 2672, 2839, 2976, 3162, 3173, 3264, 3534, 3648, 3876, 3968, 4008, 4216, 4712, 5168, 5177, 5344, 5678, 5952, 6324, 6346, 6528, 7068, 7296, 7752, 8016, 8432, 8517, 9424, 9519, 10013, 10336, 10354, 10688, 11356, 11904, 12648, 12692, 14136, 15504, 15531, 16032, 16864, 17034, 18848, 19038, 20026, 20672, 20708, 21376, 22712, 25296, 25384, 28272, 30039, 31008, 31062, 32064, 33728, 34068, 37696, 38076, 40052, 41344, 41416, 45424, 50592, 50768, 53941, 56544, 60078, 62016, 62124, 64128, 67456, 68136, 75392, 76152, 80104, 82832, 88009, 90848, 98363, 101184, 101536, 107882, 113088, 120156, 124032, 124248, 136272, 152304, 160208, 161823, 165664, 176018, 181696, 196726, 202368, 203072, 215764, 226176, 240312, 248496, 264027, 272544, 295089, 304608, 320416, 323646, 331328, 352036, 363392, 393452, 406144, 431528, 480624, 496992, 528054, 545088, 590178, 609216, 640832, 647292, 662656, 704072, 786904, 863056, 961248, 993984, 1056108, 1090176, 1180356, 1218432, 1281664, 1294584, 1408144, 1573808, 1672171, 1726112, 1922496, 1987968, 2112216, 2360712, 2589168, 2816288, 3147616, 3344342, 3452224, 3844992, 4224432, 4721424, 5016513, 5178336, 5632576, 6295232, 6688684, 6904448, 8448864, 9442848, 10033026, 10356672, 11265152, 12590464, 13377368, 16897728, 18885696, 20066052, 20713344, 26754736, 33795456, 37771392, 40132104, 53509472, 80264208, 107018944, 160528416, 214037888, 321056832, 642113664]

約数ペア:

[(1, 642113664), (2, 321056832), (3, 214037888), (4, 160528416), (6, 107018944), (8, 80264208), (12, 53509472), (16, 40132104), (17, 37771392), (19, 33795456), (24, 26754736), (31, 20713344), (32, 20066052), (34, 18885696), (38, 16897728), (48, 13377368), (51, 12590464), (57, 11265152), (62, 10356672), (64, 10033026), (68, 9442848), (76, 8448864), (93, 6904448), (96, 6688684), (102, 6295232), (114, 5632576), (124, 5178336), (128, 5016513), (136, 4721424), (152, 4224432), (167, 3844992), (186, 3452224), (192, 3344342), (204, 3147616), (228, 2816288), (248, 2589168), (272, 2360712), (304, 2112216), (323, 1987968), (334, 1922496), (372, 1726112), (384, 1672171), (408, 1573808), (456, 1408144), (496, 1294584), (501, 1281664), (527, 1218432), (544, 1180356), (589, 1090176), (608, 1056108), (646, 993984), (668, 961248), (744, 863056), (816, 786904), (912, 704072), (969, 662656), (992, 647292), (1002, 640832), (1054, 609216), (1088, 590178), (1178, 545088), (1216, 528054), (1292, 496992), (1336, 480624), (1488, 431528), (1581, 406144), (1632, 393452), (1767, 363392), (1824, 352036), (1938, 331328), (1984, 323646), (2004, 320416), (2108, 304608), (2176, 295089), (2356, 272544), (2432, 264027), (2584, 248496), (2672, 240312), (2839, 226176), (2976, 215764), (3162, 203072), (3173, 202368), (3264, 196726), (3534, 181696), (3648, 176018), (3876, 165664), (3968, 161823), (4008, 160208), (4216, 152304), (4712, 136272), (5168, 124248), (5177, 124032), (5344, 120156), (5678, 113088), (5952, 107882), (6324, 101536), (6346, 101184), (6528, 98363), (7068, 90848), (7296, 88009), (7752, 82832), (8016, 80104), (8432, 76152), (8517, 75392), (9424, 68136), (9519, 67456), (10013, 64128), (10336, 62124), (10354, 62016), (10688, 60078), (11356, 56544), (11904, 53941), (12648, 50768), (12692, 50592), (14136, 45424), (15504, 41416), (15531, 41344), (16032, 40052), (16864, 38076), (17034, 37696), (18848, 34068), (19038, 33728), (20026, 32064), (20672, 31062), (20708, 31008), (21376, 30039), (22712, 28272), (25296, 25384)]