18531479680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{4591}}^1$

素因数の和:4687

約数の個数: 256

約数和(自身を含む): 54632309760

約数和(自身を除く): 36100830080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 53, 56, 64, 68, 70, 80, 85, 106, 112, 119, 128, 136, 140, 160, 170, 212, 224, 238, 265, 272, 280, 320, 340, 371, 424, 448, 476, 530, 544, 560, 595, 640, 680, 742, 848, 896, 901, 952, 1060, 1088, 1120, 1190, 1360, 1484, 1696, 1802, 1855, 1904, 2120, 2176, 2240, 2380, 2720, 2968, 3392, 3604, 3710, 3808, 4240, 4480, 4505, 4591, 4760, 5440, 5936, 6307, 6784, 7208, 7420, 7616, 8480, 9010, 9182, 9520, 10880, 11872, 12614, 14416, 14840, 15232, 16960, 18020, 18364, 19040, 22955, 23744, 25228, 28832, 29680, 31535, 32137, 33920, 36040, 36728, 38080, 45910, 47488, 50456, 57664, 59360, 63070, 64274, 72080, 73456, 76160, 78047, 91820, 100912, 115328, 118720, 126140, 128548, 144160, 146912, 156094, 160685, 183640, 201824, 237440, 243323, 252280, 257096, 288320, 293824, 312188, 321370, 367280, 390235, 403648, 486646, 504560, 514192, 546329, 576640, 587648, 624376, 642740, 734560, 780470, 807296, 973292, 1009120, 1028384, 1092658, 1216615, 1248752, 1285480, 1469120, 1560940, 1703261, 1946584, 2018240, 2056768, 2185316, 2433230, 2497504, 2570960, 2731645, 2938240, 3121880, 3406522, 3893168, 4036480, 4113536, 4136491, 4370632, 4866460, 4995008, 5141920, 5463290, 6243760, 6813044, 7786336, 8272982, 8516305, 8741264, 9732920, 9990016, 10283840, 10926580, 12487520, 13626088, 15572672, 16545964, 17032610, 17482528, 19465840, 20567680, 20682455, 21853160, 24975040, 27252176, 28955437, 31145344, 33091928, 34065220, 34965056, 38931680, 41364910, 43706320, 49950080, 54504352, 57910874, 66183856, 68130440, 69930112, 77863360, 82729820, 87412640, 109008704, 115821748, 132367712, 136260880, 144777185, 155726720, 165459640, 174825280, 218017408, 231643496, 264735424, 272521760, 289554370, 330919280, 349650560, 463286992, 529470848, 545043520, 579108740, 661838560, 926573984, 1090087040, 1158217480, 1323677120, 1853147968, 2316434960, 2647354240, 3706295936, 4632869920, 9265739840, 18531479680]

約数ペア:

[(1, 18531479680), (2, 9265739840), (4, 4632869920), (5, 3706295936), (7, 2647354240), (8, 2316434960), (10, 1853147968), (14, 1323677120), (16, 1158217480), (17, 1090087040), (20, 926573984), (28, 661838560), (32, 579108740), (34, 545043520), (35, 529470848), (40, 463286992), (53, 349650560), (56, 330919280), (64, 289554370), (68, 272521760), (70, 264735424), (80, 231643496), (85, 218017408), (106, 174825280), (112, 165459640), (119, 155726720), (128, 144777185), (136, 136260880), (140, 132367712), (160, 115821748), (170, 109008704), (212, 87412640), (224, 82729820), (238, 77863360), (265, 69930112), (272, 68130440), (280, 66183856), (320, 57910874), (340, 54504352), (371, 49950080), (424, 43706320), (448, 41364910), (476, 38931680), (530, 34965056), (544, 34065220), (560, 33091928), (595, 31145344), (640, 28955437), (680, 27252176), (742, 24975040), (848, 21853160), (896, 20682455), (901, 20567680), (952, 19465840), (1060, 17482528), (1088, 17032610), (1120, 16545964), (1190, 15572672), (1360, 13626088), (1484, 12487520), (1696, 10926580), (1802, 10283840), (1855, 9990016), (1904, 9732920), (2120, 8741264), (2176, 8516305), (2240, 8272982), (2380, 7786336), (2720, 6813044), (2968, 6243760), (3392, 5463290), (3604, 5141920), (3710, 4995008), (3808, 4866460), (4240, 4370632), (4480, 4136491), (4505, 4113536), (4591, 4036480), (4760, 3893168), (5440, 3406522), (5936, 3121880), (6307, 2938240), (6784, 2731645), (7208, 2570960), (7420, 2497504), (7616, 2433230), (8480, 2185316), (9010, 2056768), (9182, 2018240), (9520, 1946584), (10880, 1703261), (11872, 1560940), (12614, 1469120), (14416, 1285480), (14840, 1248752), (15232, 1216615), (16960, 1092658), (18020, 1028384), (18364, 1009120), (19040, 973292), (22955, 807296), (23744, 780470), (25228, 734560), (28832, 642740), (29680, 624376), (31535, 587648), (32137, 576640), (33920, 546329), (36040, 514192), (36728, 504560), (38080, 486646), (45910, 403648), (47488, 390235), (50456, 367280), (57664, 321370), (59360, 312188), (63070, 293824), (64274, 288320), (72080, 257096), (73456, 252280), (76160, 243323), (78047, 237440), (91820, 201824), (100912, 183640), (115328, 160685), (118720, 156094), (126140, 146912), (128548, 144160)]