208721856

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{155299}}^1$

素因数の和:155321

約数の個数: 56

約数和(自身を含む): 631139200

約数和(自身を除く): 422417344

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 168, 192, 224, 336, 448, 672, 1344, 155299, 310598, 465897, 621196, 931794, 1087093, 1242392, 1863588, 2174186, 2484784, 3261279, 3727176, 4348372, 4969568, 6522558, 7454352, 8696744, 9939136, 13045116, 14908704, 17393488, 26090232, 29817408, 34786976, 52180464, 69573952, 104360928, 208721856]

約数ペア:

[(1, 208721856), (2, 104360928), (3, 69573952), (4, 52180464), (6, 34786976), (7, 29817408), (8, 26090232), (12, 17393488), (14, 14908704), (16, 13045116), (21, 9939136), (24, 8696744), (28, 7454352), (32, 6522558), (42, 4969568), (48, 4348372), (56, 3727176), (64, 3261279), (84, 2484784), (96, 2174186), (112, 1863588), (168, 1242392), (192, 1087093), (224, 931794), (336, 621196), (448, 465897), (672, 310598), (1344, 155299)]