177829520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11887}}^1$

素因数の和:11928

約数の個数: 80

約数和(自身を含む): 477612288

約数和(自身を除く): 299782768

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 7480, 11887, 14960, 23774, 47548, 59435, 95096, 118870, 130757, 190192, 202079, 237740, 261514, 404158, 475480, 523028, 653785, 808316, 950960, 1010395, 1046056, 1307570, 1616632, 2020790, 2092112, 2222869, 2615140, 3233264, 4041580, 4445738, 5230280, 8083160, 8891476, 10460560, 11114345, 16166320, 17782952, 22228690, 35565904, 44457380, 88914760, 177829520]

約数ペア:

[(1, 177829520), (2, 88914760), (4, 44457380), (5, 35565904), (8, 22228690), (10, 17782952), (11, 16166320), (16, 11114345), (17, 10460560), (20, 8891476), (22, 8083160), (34, 5230280), (40, 4445738), (44, 4041580), (55, 3233264), (68, 2615140), (80, 2222869), (85, 2092112), (88, 2020790), (110, 1616632), (136, 1307570), (170, 1046056), (176, 1010395), (187, 950960), (220, 808316), (272, 653785), (340, 523028), (374, 475480), (440, 404158), (680, 261514), (748, 237740), (880, 202079), (935, 190192), (1360, 130757), (1496, 118870), (1870, 95096), (2992, 59435), (3740, 47548), (7480, 23774), (11887, 14960)]