256602864

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{763699}}^1$

素因数の和:763717

約数の個数: 40

約数和(自身を含む): 757590400

約数和(自身を除く): 500987536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 763699, 1527398, 2291097, 3054796, 4582194, 5345893, 6109592, 9164388, 10691786, 12219184, 16037679, 18328776, 21383572, 32075358, 36657552, 42767144, 64150716, 85534288, 128301432, 256602864]

約数ペア:

[(1, 256602864), (2, 128301432), (3, 85534288), (4, 64150716), (6, 42767144), (7, 36657552), (8, 32075358), (12, 21383572), (14, 18328776), (16, 16037679), (21, 12219184), (24, 10691786), (28, 9164388), (42, 6109592), (48, 5345893), (56, 4582194), (84, 3054796), (112, 2291097), (168, 1527398), (336, 763699)]