640381221792

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{967}}^1\times {\mathrm{2423}}^1$

素因数の和:3492

約数の個数: 288

約数和(自身を含む): 1990910009088

約数和(自身を除く): 1350528787296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 73, 78, 96, 104, 117, 144, 146, 156, 208, 219, 234, 288, 292, 312, 416, 438, 468, 584, 624, 657, 876, 936, 949, 967, 1168, 1248, 1314, 1752, 1872, 1898, 1934, 2336, 2423, 2628, 2847, 2901, 3504, 3744, 3796, 3868, 4846, 5256, 5694, 5802, 7008, 7269, 7592, 7736, 8541, 8703, 9692, 10512, 11388, 11604, 12571, 14538, 15184, 15472, 17082, 17406, 19384, 21024, 21807, 22776, 23208, 25142, 29076, 30368, 30944, 31499, 34164, 34812, 37713, 38768, 43614, 45552, 46416, 50284, 58152, 62998, 68328, 69624, 70591, 75426, 77536, 87228, 91104, 92832, 94497, 100568, 113139, 116304, 125996, 136656, 139248, 141182, 150852, 174456, 176879, 188994, 201136, 211773, 226278, 232608, 251992, 273312, 278496, 282364, 283491, 301704, 348912, 353758, 377988, 402272, 423546, 452556, 503984, 530637, 564728, 566982, 603408, 635319, 697824, 707516, 755976, 847092, 905112, 917683, 1007968, 1061274, 1129456, 1133964, 1206816, 1270638, 1415032, 1511952, 1591911, 1694184, 1810224, 1835366, 2122548, 2258912, 2267928, 2299427, 2343041, 2541276, 2753049, 2830064, 3023904, 3183822, 3388368, 3620448, 3670732, 4245096, 4535856, 4598854, 4686082, 5082552, 5506098, 5660128, 6367644, 6776736, 6898281, 7029123, 7341464, 8259147, 8490192, 9071712, 9197708, 9372164, 10165104, 11012196, 12735288, 13796562, 14058246, 14682928, 16518294, 16980384, 18395416, 18744328, 20330208, 20694843, 21087369, 22024392, 25470576, 27593124, 28116492, 29365856, 30459533, 33036588, 36790832, 37488656, 41389686, 42174738, 44048784, 50941152, 55186248, 56232984, 60919066, 66073176, 73581664, 74977312, 82779372, 84349476, 88097568, 91378599, 110372496, 112465968, 121838132, 132146352, 165558744, 168698952, 171041993, 182757198, 220744992, 224931936, 243676264, 264292704, 274135797, 331117488, 337397904, 342083986, 365514396, 487352528, 513125979, 548271594, 662234976, 674795808, 684167972, 731028792, 974705056, 1026251958, 1096543188, 1368335944, 1462057584, 1539377937, 2052503916, 2193086376, 2223545909, 2736671888, 2924115168, 3078755874, 4105007832, 4386172752, 4447091818, 5473343776, 6157511748, 6670637727, 8210015664, 8772345504, 8894183636, 12315023496, 13341275454, 16420031328, 17788367272, 20011913181, 24630046992, 26682550908, 35576734544, 40023826362, 49260093984, 53365101816, 71153469088, 80047652724, 106730203632, 160095305448, 213460407264, 320190610896, 640381221792]

約数ペア:

[(1, 640381221792), (2, 320190610896), (3, 213460407264), (4, 160095305448), (6, 106730203632), (8, 80047652724), (9, 71153469088), (12, 53365101816), (13, 49260093984), (16, 40023826362), (18, 35576734544), (24, 26682550908), (26, 24630046992), (32, 20011913181), (36, 17788367272), (39, 16420031328), (48, 13341275454), (52, 12315023496), (72, 8894183636), (73, 8772345504), (78, 8210015664), (96, 6670637727), (104, 6157511748), (117, 5473343776), (144, 4447091818), (146, 4386172752), (156, 4105007832), (208, 3078755874), (219, 2924115168), (234, 2736671888), (288, 2223545909), (292, 2193086376), (312, 2052503916), (416, 1539377937), (438, 1462057584), (468, 1368335944), (584, 1096543188), (624, 1026251958), (657, 974705056), (876, 731028792), (936, 684167972), (949, 674795808), (967, 662234976), (1168, 548271594), (1248, 513125979), (1314, 487352528), (1752, 365514396), (1872, 342083986), (1898, 337397904), (1934, 331117488), (2336, 274135797), (2423, 264292704), (2628, 243676264), (2847, 224931936), (2901, 220744992), (3504, 182757198), (3744, 171041993), (3796, 168698952), (3868, 165558744), (4846, 132146352), (5256, 121838132), (5694, 112465968), (5802, 110372496), (7008, 91378599), (7269, 88097568), (7592, 84349476), (7736, 82779372), (8541, 74977312), (8703, 73581664), (9692, 66073176), (10512, 60919066), (11388, 56232984), (11604, 55186248), (12571, 50941152), (14538, 44048784), (15184, 42174738), (15472, 41389686), (17082, 37488656), (17406, 36790832), (19384, 33036588), (21024, 30459533), (21807, 29365856), (22776, 28116492), (23208, 27593124), (25142, 25470576), (29076, 22024392), (30368, 21087369), (30944, 20694843), (31499, 20330208), (34164, 18744328), (34812, 18395416), (37713, 16980384), (38768, 16518294), (43614, 14682928), (45552, 14058246), (46416, 13796562), (50284, 12735288), (58152, 11012196), (62998, 10165104), (68328, 9372164), (69624, 9197708), (70591, 9071712), (75426, 8490192), (77536, 8259147), (87228, 7341464), (91104, 7029123), (92832, 6898281), (94497, 6776736), (100568, 6367644), (113139, 5660128), (116304, 5506098), (125996, 5082552), (136656, 4686082), (139248, 4598854), (141182, 4535856), (150852, 4245096), (174456, 3670732), (176879, 3620448), (188994, 3388368), (201136, 3183822), (211773, 3023904), (226278, 2830064), (232608, 2753049), (251992, 2541276), (273312, 2343041), (278496, 2299427), (282364, 2267928), (283491, 2258912), (301704, 2122548), (348912, 1835366), (353758, 1810224), (377988, 1694184), (402272, 1591911), (423546, 1511952), (452556, 1415032), (503984, 1270638), (530637, 1206816), (564728, 1133964), (566982, 1129456), (603408, 1061274), (635319, 1007968), (697824, 917683), (707516, 905112), (755976, 847092)]