256239564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{15329}}^1$

素因数の和:15542

約数の個数: 48

約数和(自身を含む): 686784000

約数和(自身を除く): 430544436

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 199, 398, 597, 796, 1194, 1393, 2388, 2786, 4179, 5572, 8358, 15329, 16716, 30658, 45987, 61316, 91974, 107303, 183948, 214606, 321909, 429212, 643818, 1287636, 3050471, 6100942, 9151413, 12201884, 18302826, 21353297, 36605652, 42706594, 64059891, 85413188, 128119782, 256239564]

約数ペア:

[(1, 256239564), (2, 128119782), (3, 85413188), (4, 64059891), (6, 42706594), (7, 36605652), (12, 21353297), (14, 18302826), (21, 12201884), (28, 9151413), (42, 6100942), (84, 3050471), (199, 1287636), (398, 643818), (597, 429212), (796, 321909), (1194, 214606), (1393, 183948), (2388, 107303), (2786, 91974), (4179, 61316), (5572, 45987), (8358, 30658), (15329, 16716)]