256903488

素因数分解:

$2^6\times 3^5\times {\mathrm{16519}}^1$

素因数の和:16546

約数の個数: 84

約数和(自身を含む): 763686560

約数和(自身を除く): 506783072

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, 216, 243, 288, 324, 432, 486, 576, 648, 864, 972, 1296, 1728, 1944, 2592, 3888, 5184, 7776, 15552, 16519, 33038, 49557, 66076, 99114, 132152, 148671, 198228, 264304, 297342, 396456, 446013, 528608, 594684, 792912, 892026, 1057216, 1189368, 1338039, 1585824, 1784052, 2378736, 2676078, 3171648, 3568104, 4014117, 4757472, 5352156, 7136208, 8028234, 9514944, 10704312, 14272416, 16056468, 21408624, 28544832, 32112936, 42817248, 64225872, 85634496, 128451744, 256903488]

約数ペア:

[(1, 256903488), (2, 128451744), (3, 85634496), (4, 64225872), (6, 42817248), (8, 32112936), (9, 28544832), (12, 21408624), (16, 16056468), (18, 14272416), (24, 10704312), (27, 9514944), (32, 8028234), (36, 7136208), (48, 5352156), (54, 4757472), (64, 4014117), (72, 3568104), (81, 3171648), (96, 2676078), (108, 2378736), (144, 1784052), (162, 1585824), (192, 1338039), (216, 1189368), (243, 1057216), (288, 892026), (324, 792912), (432, 594684), (486, 528608), (576, 446013), (648, 396456), (864, 297342), (972, 264304), (1296, 198228), (1728, 148671), (1944, 132152), (2592, 99114), (3888, 66076), (5184, 49557), (7776, 33038), (15552, 16519)]