77922880

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{809}}^1$

素因数の和:876

約数の個数: 112

約数和(自身を含む): 217261440

約数和(自身を除く): 139338560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 140, 160, 172, 215, 224, 280, 301, 320, 344, 430, 448, 560, 602, 688, 809, 860, 1120, 1204, 1376, 1505, 1618, 1720, 2240, 2408, 2752, 3010, 3236, 3440, 4045, 4816, 5663, 6020, 6472, 6880, 8090, 9632, 11326, 12040, 12944, 13760, 16180, 19264, 22652, 24080, 25888, 28315, 32360, 34787, 45304, 48160, 51776, 56630, 64720, 69574, 90608, 96320, 113260, 129440, 139148, 173935, 181216, 226520, 243509, 258880, 278296, 347870, 362432, 453040, 487018, 556592, 695740, 906080, 974036, 1113184, 1217545, 1391480, 1812160, 1948072, 2226368, 2435090, 2782960, 3896144, 4870180, 5565920, 7792288, 9740360, 11131840, 15584576, 19480720, 38961440, 77922880]

約数ペア:

[(1, 77922880), (2, 38961440), (4, 19480720), (5, 15584576), (7, 11131840), (8, 9740360), (10, 7792288), (14, 5565920), (16, 4870180), (20, 3896144), (28, 2782960), (32, 2435090), (35, 2226368), (40, 1948072), (43, 1812160), (56, 1391480), (64, 1217545), (70, 1113184), (80, 974036), (86, 906080), (112, 695740), (140, 556592), (160, 487018), (172, 453040), (215, 362432), (224, 347870), (280, 278296), (301, 258880), (320, 243509), (344, 226520), (430, 181216), (448, 173935), (560, 139148), (602, 129440), (688, 113260), (809, 96320), (860, 90608), (1120, 69574), (1204, 64720), (1376, 56630), (1505, 51776), (1618, 48160), (1720, 45304), (2240, 34787), (2408, 32360), (2752, 28315), (3010, 25888), (3236, 24080), (3440, 22652), (4045, 19264), (4816, 16180), (5663, 13760), (6020, 12944), (6472, 12040), (6880, 11326), (8090, 9632)]