256177464

素因数分解:

$2^3\times 3^1\times {\mathrm{991}}^1\times {\mathrm{10771}}^1$

素因数の和:11771

約数の個数: 32

約数和(自身を含む): 641149440

約数和(自身を除く): 384971976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 991, 1982, 2973, 3964, 5946, 7928, 10771, 11892, 21542, 23784, 32313, 43084, 64626, 86168, 129252, 258504, 10674061, 21348122, 32022183, 42696244, 64044366, 85392488, 128088732, 256177464]

約数ペア:

[(1, 256177464), (2, 128088732), (3, 85392488), (4, 64044366), (6, 42696244), (8, 32022183), (12, 21348122), (24, 10674061), (991, 258504), (1982, 129252), (2973, 86168), (3964, 64626), (5946, 43084), (7928, 32313), (10771, 23784), (11892, 21542)]