320587381760

素因数分解:

$2^{10}\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{33791}}^1$

素因数の和:33942

約数の個数: 176

約数和(自身を含む): 821766021120

約数和(自身を除く): 501178639360

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 109, 128, 136, 160, 170, 218, 256, 272, 320, 340, 436, 512, 544, 545, 640, 680, 872, 1024, 1088, 1090, 1280, 1360, 1744, 1853, 2176, 2180, 2560, 2720, 3488, 3706, 4352, 4360, 5120, 5440, 6976, 7412, 8704, 8720, 9265, 10880, 13952, 14824, 17408, 17440, 18530, 21760, 27904, 29648, 33791, 34880, 37060, 43520, 55808, 59296, 67582, 69760, 74120, 87040, 111616, 118592, 135164, 139520, 148240, 168955, 237184, 270328, 279040, 296480, 337910, 474368, 540656, 558080, 574447, 592960, 675820, 948736, 1081312, 1148894, 1185920, 1351640, 1897472, 2162624, 2297788, 2371840, 2703280, 2872235, 3683219, 4325248, 4595576, 4743680, 5406560, 5744470, 7366438, 8650496, 9191152, 9487360, 10813120, 11488940, 14732876, 17300992, 18382304, 18416095, 21626240, 22977880, 29465752, 34601984, 36764608, 36832190, 43252480, 45955760, 58931504, 62614723, 73529216, 73664380, 86504960, 91911520, 117863008, 125229446, 147058432, 147328760, 173009920, 183823040, 235726016, 250458892, 294116864, 294657520, 313073615, 367646080, 471452032, 500917784, 588233728, 589315040, 626147230, 735292160, 942904064, 1001835568, 1178630080, 1252294460, 1470584320, 1885808128, 2003671136, 2357260160, 2504588920, 2941168640, 3771616256, 4007342272, 4714520320, 5009177840, 8014684544, 9429040640, 10018355680, 16029369088, 18858081280, 20036711360, 32058738176, 40073422720, 64117476352, 80146845440, 160293690880, 320587381760]

約数ペア:

[(1, 320587381760), (2, 160293690880), (4, 80146845440), (5, 64117476352), (8, 40073422720), (10, 32058738176), (16, 20036711360), (17, 18858081280), (20, 16029369088), (32, 10018355680), (34, 9429040640), (40, 8014684544), (64, 5009177840), (68, 4714520320), (80, 4007342272), (85, 3771616256), (109, 2941168640), (128, 2504588920), (136, 2357260160), (160, 2003671136), (170, 1885808128), (218, 1470584320), (256, 1252294460), (272, 1178630080), (320, 1001835568), (340, 942904064), (436, 735292160), (512, 626147230), (544, 589315040), (545, 588233728), (640, 500917784), (680, 471452032), (872, 367646080), (1024, 313073615), (1088, 294657520), (1090, 294116864), (1280, 250458892), (1360, 235726016), (1744, 183823040), (1853, 173009920), (2176, 147328760), (2180, 147058432), (2560, 125229446), (2720, 117863008), (3488, 91911520), (3706, 86504960), (4352, 73664380), (4360, 73529216), (5120, 62614723), (5440, 58931504), (6976, 45955760), (7412, 43252480), (8704, 36832190), (8720, 36764608), (9265, 34601984), (10880, 29465752), (13952, 22977880), (14824, 21626240), (17408, 18416095), (17440, 18382304), (18530, 17300992), (21760, 14732876), (27904, 11488940), (29648, 10813120), (33791, 9487360), (34880, 9191152), (37060, 8650496), (43520, 7366438), (55808, 5744470), (59296, 5406560), (67582, 4743680), (69760, 4595576), (74120, 4325248), (87040, 3683219), (111616, 2872235), (118592, 2703280), (135164, 2371840), (139520, 2297788), (148240, 2162624), (168955, 1897472), (237184, 1351640), (270328, 1185920), (279040, 1148894), (296480, 1081312), (337910, 948736), (474368, 675820), (540656, 592960), (558080, 574447)]