78370236

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{353}}^1\times {\mathrm{881}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 227301984

約数和(自身を除く): 148931748

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 353, 706, 881, 1059, 1412, 1762, 2118, 2471, 2643, 3177, 3524, 4236, 4942, 5286, 6167, 6354, 7413, 7929, 9884, 10572, 12334, 12708, 14826, 15858, 18501, 22239, 24668, 29652, 31716, 37002, 44478, 55503, 74004, 88956, 111006, 222012, 310993, 621986, 932979, 1243972, 1865958, 2176951, 2798937, 3731916, 4353902, 5597874, 6530853, 8707804, 11195748, 13061706, 19592559, 26123412, 39185118, 78370236]

約数ペア:

[(1, 78370236), (2, 39185118), (3, 26123412), (4, 19592559), (6, 13061706), (7, 11195748), (9, 8707804), (12, 6530853), (14, 5597874), (18, 4353902), (21, 3731916), (28, 2798937), (36, 2176951), (42, 1865958), (63, 1243972), (84, 932979), (126, 621986), (252, 310993), (353, 222012), (706, 111006), (881, 88956), (1059, 74004), (1412, 55503), (1762, 44478), (2118, 37002), (2471, 31716), (2643, 29652), (3177, 24668), (3524, 22239), (4236, 18501), (4942, 15858), (5286, 14826), (6167, 12708), (6354, 12334), (7413, 10572), (7929, 9884)]