231567448

素因数分解:

$2^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1\times {\mathrm{643}}^1$

素因数の和:824

約数の個数: 64

約数和(自身を含む): 510048000

約数和(自身を除く): 278480552

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 59, 109, 118, 218, 236, 413, 436, 472, 643, 763, 826, 872, 1286, 1526, 1652, 2572, 3052, 3304, 4501, 5144, 6104, 6431, 9002, 12862, 18004, 25724, 36008, 37937, 45017, 51448, 70087, 75874, 90034, 140174, 151748, 180068, 265559, 280348, 303496, 360136, 490609, 531118, 560696, 981218, 1062236, 1962436, 2124472, 3924872, 4135133, 8270266, 16540532, 28945931, 33081064, 57891862, 115783724, 231567448]

約数ペア:

[(1, 231567448), (2, 115783724), (4, 57891862), (7, 33081064), (8, 28945931), (14, 16540532), (28, 8270266), (56, 4135133), (59, 3924872), (109, 2124472), (118, 1962436), (218, 1062236), (236, 981218), (413, 560696), (436, 531118), (472, 490609), (643, 360136), (763, 303496), (826, 280348), (872, 265559), (1286, 180068), (1526, 151748), (1652, 140174), (2572, 90034), (3052, 75874), (3304, 70087), (4501, 51448), (5144, 45017), (6104, 37937), (6431, 36008), (9002, 25724), (12862, 18004)]