256032864

素因数分解:

$2^5\times 3^2\times {\mathrm{41}}^1\times {\mathrm{21683}}^1$

素因数の和:21740

約数の個数: 72

約数和(自身を含む): 745886232

約数和(自身を除く): 489853368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 41, 48, 72, 82, 96, 123, 144, 164, 246, 288, 328, 369, 492, 656, 738, 984, 1312, 1476, 1968, 2952, 3936, 5904, 11808, 21683, 43366, 65049, 86732, 130098, 173464, 195147, 260196, 346928, 390294, 520392, 693856, 780588, 889003, 1040784, 1561176, 1778006, 2081568, 2667009, 3122352, 3556012, 5334018, 6244704, 7112024, 8001027, 10668036, 14224048, 16002054, 21336072, 28448096, 32004108, 42672144, 64008216, 85344288, 128016432, 256032864]

約数ペア:

[(1, 256032864), (2, 128016432), (3, 85344288), (4, 64008216), (6, 42672144), (8, 32004108), (9, 28448096), (12, 21336072), (16, 16002054), (18, 14224048), (24, 10668036), (32, 8001027), (36, 7112024), (41, 6244704), (48, 5334018), (72, 3556012), (82, 3122352), (96, 2667009), (123, 2081568), (144, 1778006), (164, 1561176), (246, 1040784), (288, 889003), (328, 780588), (369, 693856), (492, 520392), (656, 390294), (738, 346928), (984, 260196), (1312, 195147), (1476, 173464), (1968, 130098), (2952, 86732), (3936, 65049), (5904, 43366), (11808, 21683)]