256369392

素因数分解:

$2^4\times 3^2\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{251}}^1$

素因数の和:479

約数の個数: 120

約数和(自身を含む): 742171248

約数和(自身を除く): 485801856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 41, 48, 72, 82, 123, 144, 164, 173, 246, 251, 328, 346, 369, 492, 502, 519, 656, 692, 738, 753, 984, 1004, 1038, 1384, 1476, 1506, 1557, 1968, 2008, 2076, 2259, 2768, 2952, 3012, 3114, 4016, 4152, 4518, 5904, 6024, 6228, 7093, 8304, 9036, 10291, 12048, 12456, 14186, 18072, 20582, 21279, 24912, 28372, 30873, 36144, 41164, 42558, 43423, 56744, 61746, 63837, 82328, 85116, 86846, 92619, 113488, 123492, 127674, 130269, 164656, 170232, 173692, 185238, 246984, 255348, 260538, 340464, 347384, 370476, 390807, 493968, 510696, 521076, 694768, 740952, 781614, 1021392, 1042152, 1481904, 1563228, 1780343, 2084304, 3126456, 3560686, 5341029, 6252912, 7121372, 10682058, 14242744, 16023087, 21364116, 28485488, 32046174, 42728232, 64092348, 85456464, 128184696, 256369392]

約数ペア:

[(1, 256369392), (2, 128184696), (3, 85456464), (4, 64092348), (6, 42728232), (8, 32046174), (9, 28485488), (12, 21364116), (16, 16023087), (18, 14242744), (24, 10682058), (36, 7121372), (41, 6252912), (48, 5341029), (72, 3560686), (82, 3126456), (123, 2084304), (144, 1780343), (164, 1563228), (173, 1481904), (246, 1042152), (251, 1021392), (328, 781614), (346, 740952), (369, 694768), (492, 521076), (502, 510696), (519, 493968), (656, 390807), (692, 370476), (738, 347384), (753, 340464), (984, 260538), (1004, 255348), (1038, 246984), (1384, 185238), (1476, 173692), (1506, 170232), (1557, 164656), (1968, 130269), (2008, 127674), (2076, 123492), (2259, 113488), (2768, 92619), (2952, 86846), (3012, 85116), (3114, 82328), (4016, 63837), (4152, 61746), (4518, 56744), (5904, 43423), (6024, 42558), (6228, 41164), (7093, 36144), (8304, 30873), (9036, 28372), (10291, 24912), (12048, 21279), (12456, 20582), (14186, 18072)]