256333248

素因数分解:

$2^6\times 3^4\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:472

約数の個数: 140

約数和(自身を含む): 766751832

約数和(自身を除く): 510418584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 81, 96, 108, 144, 162, 192, 197, 216, 251, 288, 324, 394, 432, 502, 576, 591, 648, 753, 788, 864, 1004, 1182, 1296, 1506, 1576, 1728, 1773, 2008, 2259, 2364, 2592, 3012, 3152, 3546, 4016, 4518, 4728, 5184, 5319, 6024, 6304, 6777, 7092, 8032, 9036, 9456, 10638, 12048, 12608, 13554, 14184, 15957, 16064, 18072, 18912, 20331, 21276, 24096, 27108, 28368, 31914, 36144, 37824, 40662, 42552, 48192, 49447, 54216, 56736, 63828, 72288, 81324, 85104, 98894, 108432, 113472, 127656, 144576, 148341, 162648, 170208, 197788, 216864, 255312, 296682, 325296, 340416, 395576, 433728, 445023, 510624, 593364, 650592, 791152, 890046, 1021248, 1186728, 1301184, 1335069, 1582304, 1780092, 2373456, 2670138, 3164608, 3560184, 4005207, 4746912, 5340276, 7120368, 8010414, 9493824, 10680552, 14240736, 16020828, 21361104, 28481472, 32041656, 42722208, 64083312, 85444416, 128166624, 256333248]

約数ペア:

[(1, 256333248), (2, 128166624), (3, 85444416), (4, 64083312), (6, 42722208), (8, 32041656), (9, 28481472), (12, 21361104), (16, 16020828), (18, 14240736), (24, 10680552), (27, 9493824), (32, 8010414), (36, 7120368), (48, 5340276), (54, 4746912), (64, 4005207), (72, 3560184), (81, 3164608), (96, 2670138), (108, 2373456), (144, 1780092), (162, 1582304), (192, 1335069), (197, 1301184), (216, 1186728), (251, 1021248), (288, 890046), (324, 791152), (394, 650592), (432, 593364), (502, 510624), (576, 445023), (591, 433728), (648, 395576), (753, 340416), (788, 325296), (864, 296682), (1004, 255312), (1182, 216864), (1296, 197788), (1506, 170208), (1576, 162648), (1728, 148341), (1773, 144576), (2008, 127656), (2259, 113472), (2364, 108432), (2592, 98894), (3012, 85104), (3152, 81324), (3546, 72288), (4016, 63828), (4518, 56736), (4728, 54216), (5184, 49447), (5319, 48192), (6024, 42552), (6304, 40662), (6777, 37824), (7092, 36144), (8032, 31914), (9036, 28368), (9456, 27108), (10638, 24096), (12048, 21276), (12608, 20331), (13554, 18912), (14184, 18072), (15957, 16064)]