20816786688

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2707}}^1$

素因数の和:2793

約数の個数: 288

約数和(自身を含む): 63764951040

約数和(自身を除く): 42948164352

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, 186, 192, 204, 228, 248, 256, 272, 304, 323, 372, 384, 408, 456, 496, 527, 544, 589, 608, 646, 744, 768, 816, 912, 969, 992, 1054, 1088, 1178, 1216, 1292, 1488, 1581, 1632, 1767, 1824, 1938, 1984, 2108, 2176, 2356, 2432, 2584, 2707, 2976, 3162, 3264, 3534, 3648, 3876, 3968, 4216, 4352, 4712, 4864, 5168, 5414, 5952, 6324, 6528, 7068, 7296, 7752, 7936, 8121, 8432, 9424, 10013, 10336, 10828, 11904, 12648, 13056, 14136, 14592, 15504, 16242, 16864, 18848, 20026, 20672, 21656, 23808, 25296, 28272, 30039, 31008, 32484, 33728, 37696, 40052, 41344, 43312, 46019, 50592, 51433, 56544, 60078, 62016, 64968, 67456, 75392, 80104, 82688, 83917, 86624, 92038, 101184, 102866, 113088, 120156, 124032, 129936, 134912, 138057, 150784, 154299, 160208, 167834, 173248, 184076, 202368, 205732, 226176, 240312, 248064, 251751, 259872, 276114, 308598, 320416, 335668, 346496, 368152, 404736, 411464, 452352, 480624, 503502, 519744, 552228, 617196, 640832, 671336, 692992, 736304, 822928, 874361, 961248, 1007004, 1039488, 1104456, 1234392, 1281664, 1342672, 1426589, 1472608, 1594423, 1645856, 1748722, 1922496, 2014008, 2078976, 2208912, 2468784, 2563328, 2623083, 2685344, 2853178, 2945216, 3188846, 3291712, 3497444, 3844992, 4028016, 4279767, 4417824, 4783269, 4937568, 5246166, 5370688, 5706356, 5890432, 6377692, 6583424, 6994888, 7689984, 8056032, 8559534, 8835648, 9566538, 9875136, 10492332, 10741376, 11412712, 11780864, 12755384, 13166848, 13989776, 16112064, 17119068, 17671296, 19133076, 19750272, 20984664, 21482752, 22825424, 25510768, 27105191, 27979552, 32224128, 34238136, 35342592, 38266152, 39500544, 41969328, 45650848, 51021536, 54210382, 55959104, 64448256, 68476272, 76532304, 81315573, 83938656, 91301696, 102043072, 108420764, 111918208, 136952544, 153064608, 162631146, 167877312, 182603392, 204086144, 216841528, 223836416, 273905088, 306129216, 325262292, 335754624, 365206784, 408172288, 433683056, 547810176, 612258432, 650524584, 671509248, 867366112, 1095620352, 1224516864, 1301049168, 1734732224, 2602098336, 3469464448, 5204196672, 6938928896, 10408393344, 20816786688]

約数ペア:

[(1, 20816786688), (2, 10408393344), (3, 6938928896), (4, 5204196672), (6, 3469464448), (8, 2602098336), (12, 1734732224), (16, 1301049168), (17, 1224516864), (19, 1095620352), (24, 867366112), (31, 671509248), (32, 650524584), (34, 612258432), (38, 547810176), (48, 433683056), (51, 408172288), (57, 365206784), (62, 335754624), (64, 325262292), (68, 306129216), (76, 273905088), (93, 223836416), (96, 216841528), (102, 204086144), (114, 182603392), (124, 167877312), (128, 162631146), (136, 153064608), (152, 136952544), (186, 111918208), (192, 108420764), (204, 102043072), (228, 91301696), (248, 83938656), (256, 81315573), (272, 76532304), (304, 68476272), (323, 64448256), (372, 55959104), (384, 54210382), (408, 51021536), (456, 45650848), (496, 41969328), (527, 39500544), (544, 38266152), (589, 35342592), (608, 34238136), (646, 32224128), (744, 27979552), (768, 27105191), (816, 25510768), (912, 22825424), (969, 21482752), (992, 20984664), (1054, 19750272), (1088, 19133076), (1178, 17671296), (1216, 17119068), (1292, 16112064), (1488, 13989776), (1581, 13166848), (1632, 12755384), (1767, 11780864), (1824, 11412712), (1938, 10741376), (1984, 10492332), (2108, 9875136), (2176, 9566538), (2356, 8835648), (2432, 8559534), (2584, 8056032), (2707, 7689984), (2976, 6994888), (3162, 6583424), (3264, 6377692), (3534, 5890432), (3648, 5706356), (3876, 5370688), (3968, 5246166), (4216, 4937568), (4352, 4783269), (4712, 4417824), (4864, 4279767), (5168, 4028016), (5414, 3844992), (5952, 3497444), (6324, 3291712), (6528, 3188846), (7068, 2945216), (7296, 2853178), (7752, 2685344), (7936, 2623083), (8121, 2563328), (8432, 2468784), (9424, 2208912), (10013, 2078976), (10336, 2014008), (10828, 1922496), (11904, 1748722), (12648, 1645856), (13056, 1594423), (14136, 1472608), (14592, 1426589), (15504, 1342672), (16242, 1281664), (16864, 1234392), (18848, 1104456), (20026, 1039488), (20672, 1007004), (21656, 961248), (23808, 874361), (25296, 822928), (28272, 736304), (30039, 692992), (31008, 671336), (32484, 640832), (33728, 617196), (37696, 552228), (40052, 519744), (41344, 503502), (43312, 480624), (46019, 452352), (50592, 411464), (51433, 404736), (56544, 368152), (60078, 346496), (62016, 335668), (64968, 320416), (67456, 308598), (75392, 276114), (80104, 259872), (82688, 251751), (83917, 248064), (86624, 240312), (92038, 226176), (101184, 205732), (102866, 202368), (113088, 184076), (120156, 173248), (124032, 167834), (129936, 160208), (134912, 154299), (138057, 150784)]