20805625680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{288007}}^1$

素因数の和:288073

約数の個数: 160

約数和(自身を含む): 75425839104

約数和(自身を除く): 54620213424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 43, 48, 56, 60, 70, 80, 84, 86, 105, 112, 120, 129, 140, 168, 172, 210, 215, 240, 258, 280, 301, 336, 344, 420, 430, 516, 560, 602, 645, 688, 840, 860, 903, 1032, 1204, 1290, 1505, 1680, 1720, 1806, 2064, 2408, 2580, 3010, 3440, 3612, 4515, 4816, 5160, 6020, 7224, 9030, 10320, 12040, 14448, 18060, 24080, 36120, 72240, 288007, 576014, 864021, 1152028, 1440035, 1728042, 2016049, 2304056, 2880070, 3456084, 4032098, 4320105, 4608112, 5760140, 6048147, 6912168, 8064196, 8640210, 10080245, 11520280, 12096294, 12384301, 13824336, 16128392, 17280420, 20160490, 23040560, 24192588, 24768602, 30240735, 32256784, 34560840, 37152903, 40320980, 48385176, 49537204, 60481470, 61921505, 69121680, 74305806, 80641960, 86690107, 96770352, 99074408, 120962940, 123843010, 148611612, 161283920, 173380214, 185764515, 198148816, 241925880, 247686020, 260070321, 297223224, 346760428, 371529030, 433450535, 483851760, 495372040, 520140642, 594446448, 693520856, 743058060, 866901070, 990744080, 1040281284, 1300351605, 1387041712, 1486116120, 1733802140, 2080562568, 2600703210, 2972232240, 3467604280, 4161125136, 5201406420, 6935208560, 10402812840, 20805625680]

約数ペア:

[(1, 20805625680), (2, 10402812840), (3, 6935208560), (4, 5201406420), (5, 4161125136), (6, 3467604280), (7, 2972232240), (8, 2600703210), (10, 2080562568), (12, 1733802140), (14, 1486116120), (15, 1387041712), (16, 1300351605), (20, 1040281284), (21, 990744080), (24, 866901070), (28, 743058060), (30, 693520856), (35, 594446448), (40, 520140642), (42, 495372040), (43, 483851760), (48, 433450535), (56, 371529030), (60, 346760428), (70, 297223224), (80, 260070321), (84, 247686020), (86, 241925880), (105, 198148816), (112, 185764515), (120, 173380214), (129, 161283920), (140, 148611612), (168, 123843010), (172, 120962940), (210, 99074408), (215, 96770352), (240, 86690107), (258, 80641960), (280, 74305806), (301, 69121680), (336, 61921505), (344, 60481470), (420, 49537204), (430, 48385176), (516, 40320980), (560, 37152903), (602, 34560840), (645, 32256784), (688, 30240735), (840, 24768602), (860, 24192588), (903, 23040560), (1032, 20160490), (1204, 17280420), (1290, 16128392), (1505, 13824336), (1680, 12384301), (1720, 12096294), (1806, 11520280), (2064, 10080245), (2408, 8640210), (2580, 8064196), (3010, 6912168), (3440, 6048147), (3612, 5760140), (4515, 4608112), (4816, 4320105), (5160, 4032098), (6020, 3456084), (7224, 2880070), (9030, 2304056), (10320, 2016049), (12040, 1728042), (14448, 1440035), (18060, 1152028), (24080, 864021), (36120, 576014), (72240, 288007)]