1000394240

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{181}}^1$

素因数の和:348

約数の個数: 160

約数和(自身を含む): 2573835264

約数和(自身を除く): 1573441024

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 127, 128, 136, 160, 170, 181, 254, 256, 272, 320, 340, 362, 508, 512, 544, 635, 640, 680, 724, 905, 1016, 1088, 1270, 1280, 1360, 1448, 1810, 2032, 2159, 2176, 2540, 2560, 2720, 2896, 3077, 3620, 4064, 4318, 4352, 5080, 5440, 5792, 6154, 7240, 8128, 8636, 8704, 10160, 10795, 10880, 11584, 12308, 14480, 15385, 16256, 17272, 20320, 21590, 21760, 22987, 23168, 24616, 28960, 30770, 32512, 34544, 40640, 43180, 43520, 45974, 46336, 49232, 57920, 61540, 65024, 69088, 81280, 86360, 91948, 92672, 98464, 114935, 115840, 123080, 138176, 162560, 172720, 183896, 196928, 229870, 231680, 246160, 276352, 325120, 345440, 367792, 390779, 393856, 459740, 463360, 492320, 552704, 690880, 735584, 781558, 787712, 919480, 984640, 1105408, 1381760, 1471168, 1563116, 1575424, 1838960, 1953895, 1969280, 2763520, 2942336, 3126232, 3677920, 3907790, 3938560, 5527040, 5884672, 6252464, 7355840, 7815580, 7877120, 11769344, 12504928, 14711680, 15631160, 25009856, 29423360, 31262320, 50019712, 58846720, 62524640, 100039424, 125049280, 200078848, 250098560, 500197120, 1000394240]

約数ペア:

[(1, 1000394240), (2, 500197120), (4, 250098560), (5, 200078848), (8, 125049280), (10, 100039424), (16, 62524640), (17, 58846720), (20, 50019712), (32, 31262320), (34, 29423360), (40, 25009856), (64, 15631160), (68, 14711680), (80, 12504928), (85, 11769344), (127, 7877120), (128, 7815580), (136, 7355840), (160, 6252464), (170, 5884672), (181, 5527040), (254, 3938560), (256, 3907790), (272, 3677920), (320, 3126232), (340, 2942336), (362, 2763520), (508, 1969280), (512, 1953895), (544, 1838960), (635, 1575424), (640, 1563116), (680, 1471168), (724, 1381760), (905, 1105408), (1016, 984640), (1088, 919480), (1270, 787712), (1280, 781558), (1360, 735584), (1448, 690880), (1810, 552704), (2032, 492320), (2159, 463360), (2176, 459740), (2540, 393856), (2560, 390779), (2720, 367792), (2896, 345440), (3077, 325120), (3620, 276352), (4064, 246160), (4318, 231680), (4352, 229870), (5080, 196928), (5440, 183896), (5792, 172720), (6154, 162560), (7240, 138176), (8128, 123080), (8636, 115840), (8704, 114935), (10160, 98464), (10795, 92672), (10880, 91948), (11584, 86360), (12308, 81280), (14480, 69088), (15385, 65024), (16256, 61540), (17272, 57920), (20320, 49232), (21590, 46336), (21760, 45974), (22987, 43520), (23168, 43180), (24616, 40640), (28960, 34544), (30770, 32512)]