268514560

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1$

素因数の和:220

約数の個数: 144

約数和(自身を含む): 680504832

約数和(自身を除く): 411990272

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 67, 80, 101, 124, 128, 134, 155, 160, 202, 248, 256, 268, 310, 320, 335, 404, 496, 505, 536, 620, 640, 670, 808, 992, 1010, 1072, 1240, 1280, 1340, 1616, 1984, 2020, 2077, 2144, 2480, 2680, 3131, 3232, 3968, 4040, 4154, 4288, 4960, 5360, 6262, 6464, 6767, 7936, 8080, 8308, 8576, 9920, 10385, 10720, 12524, 12928, 13534, 15655, 16160, 16616, 17152, 19840, 20770, 21440, 25048, 25856, 27068, 31310, 32320, 33232, 33835, 39680, 41540, 42880, 50096, 54136, 62620, 64640, 66464, 67670, 83080, 85760, 100192, 108272, 125240, 129280, 132928, 135340, 166160, 200384, 209777, 216544, 250480, 265856, 270680, 332320, 400768, 419554, 433088, 500960, 531712, 541360, 664640, 801536, 839108, 866176, 1001920, 1048885, 1082720, 1329280, 1678216, 1732352, 2003840, 2097770, 2165440, 2658560, 3356432, 4007680, 4195540, 4330880, 6712864, 8391080, 8661760, 13425728, 16782160, 26851456, 33564320, 53702912, 67128640, 134257280, 268514560]

約数ペア:

[(1, 268514560), (2, 134257280), (4, 67128640), (5, 53702912), (8, 33564320), (10, 26851456), (16, 16782160), (20, 13425728), (31, 8661760), (32, 8391080), (40, 6712864), (62, 4330880), (64, 4195540), (67, 4007680), (80, 3356432), (101, 2658560), (124, 2165440), (128, 2097770), (134, 2003840), (155, 1732352), (160, 1678216), (202, 1329280), (248, 1082720), (256, 1048885), (268, 1001920), (310, 866176), (320, 839108), (335, 801536), (404, 664640), (496, 541360), (505, 531712), (536, 500960), (620, 433088), (640, 419554), (670, 400768), (808, 332320), (992, 270680), (1010, 265856), (1072, 250480), (1240, 216544), (1280, 209777), (1340, 200384), (1616, 166160), (1984, 135340), (2020, 132928), (2077, 129280), (2144, 125240), (2480, 108272), (2680, 100192), (3131, 85760), (3232, 83080), (3968, 67670), (4040, 66464), (4154, 64640), (4288, 62620), (4960, 54136), (5360, 50096), (6262, 42880), (6464, 41540), (6767, 39680), (7936, 33835), (8080, 33232), (8308, 32320), (8576, 31310), (9920, 27068), (10385, 25856), (10720, 25048), (12524, 21440), (12928, 20770), (13534, 19840), (15655, 17152), (16160, 16616)]