256448664

素因数分解:

$2^3\times 3^2\times {\mathrm{67}}^1\times {\mathrm{53161}}^1$

素因数の和:53240

約数の個数: 48

約数和(自身を含む): 704928120

約数和(自身を除く): 448479456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 67, 72, 134, 201, 268, 402, 536, 603, 804, 1206, 1608, 2412, 4824, 53161, 106322, 159483, 212644, 318966, 425288, 478449, 637932, 956898, 1275864, 1913796, 3561787, 3827592, 7123574, 10685361, 14247148, 21370722, 28494296, 32056083, 42741444, 64112166, 85482888, 128224332, 256448664]

約数ペア:

[(1, 256448664), (2, 128224332), (3, 85482888), (4, 64112166), (6, 42741444), (8, 32056083), (9, 28494296), (12, 21370722), (18, 14247148), (24, 10685361), (36, 7123574), (67, 3827592), (72, 3561787), (134, 1913796), (201, 1275864), (268, 956898), (402, 637932), (536, 478449), (603, 425288), (804, 318966), (1206, 212644), (1608, 159483), (2412, 106322), (4824, 53161)]