168716240

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:541

約数の個数: 160

約数和(自身を含む): 498182400

約数和(自身を除く): 329466160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 80, 88, 110, 112, 122, 140, 154, 176, 220, 244, 280, 305, 308, 385, 427, 440, 449, 488, 560, 610, 616, 671, 770, 854, 880, 898, 976, 1220, 1232, 1342, 1540, 1708, 1796, 2135, 2245, 2440, 2684, 3080, 3143, 3355, 3416, 3592, 4270, 4490, 4697, 4880, 4939, 5368, 6160, 6286, 6710, 6832, 7184, 8540, 8980, 9394, 9878, 10736, 12572, 13420, 15715, 17080, 17960, 18788, 19756, 23485, 24695, 25144, 26840, 27389, 31430, 34160, 34573, 35920, 37576, 39512, 46970, 49390, 50288, 53680, 54778, 62860, 69146, 75152, 79024, 93940, 98780, 109556, 125720, 136945, 138292, 172865, 187880, 191723, 197560, 219112, 251440, 273890, 276584, 301279, 345730, 375760, 383446, 395120, 438224, 547780, 553168, 602558, 691460, 766892, 958615, 1095560, 1205116, 1382920, 1506395, 1533784, 1917230, 2108953, 2191120, 2410232, 2765840, 3012790, 3067568, 3834460, 4217906, 4820464, 6025580, 7668920, 8435812, 10544765, 12051160, 15337840, 16871624, 21089530, 24102320, 33743248, 42179060, 84358120, 168716240]

約数ペア:

[(1, 168716240), (2, 84358120), (4, 42179060), (5, 33743248), (7, 24102320), (8, 21089530), (10, 16871624), (11, 15337840), (14, 12051160), (16, 10544765), (20, 8435812), (22, 7668920), (28, 6025580), (35, 4820464), (40, 4217906), (44, 3834460), (55, 3067568), (56, 3012790), (61, 2765840), (70, 2410232), (77, 2191120), (80, 2108953), (88, 1917230), (110, 1533784), (112, 1506395), (122, 1382920), (140, 1205116), (154, 1095560), (176, 958615), (220, 766892), (244, 691460), (280, 602558), (305, 553168), (308, 547780), (385, 438224), (427, 395120), (440, 383446), (449, 375760), (488, 345730), (560, 301279), (610, 276584), (616, 273890), (671, 251440), (770, 219112), (854, 197560), (880, 191723), (898, 187880), (976, 172865), (1220, 138292), (1232, 136945), (1342, 125720), (1540, 109556), (1708, 98780), (1796, 93940), (2135, 79024), (2245, 75152), (2440, 69146), (2684, 62860), (3080, 54778), (3143, 53680), (3355, 50288), (3416, 49390), (3592, 46970), (4270, 39512), (4490, 37576), (4697, 35920), (4880, 34573), (4939, 34160), (5368, 31430), (6160, 27389), (6286, 26840), (6710, 25144), (6832, 24695), (7184, 23485), (8540, 19756), (8980, 18788), (9394, 17960), (9878, 17080), (10736, 15715), (12572, 13420)]