71757360

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:400

約数の個数: 160

約数和(自身を含む): 249984000

約数和(自身を除く): 178226640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 139, 144, 180, 216, 239, 240, 270, 278, 360, 417, 432, 478, 540, 556, 695, 717, 720, 834, 956, 1080, 1112, 1195, 1251, 1390, 1434, 1668, 1912, 2085, 2151, 2160, 2224, 2390, 2502, 2780, 2868, 3336, 3585, 3753, 3824, 4170, 4302, 4780, 5004, 5560, 5736, 6255, 6453, 6672, 7170, 7506, 8340, 8604, 9560, 10008, 10755, 11120, 11472, 12510, 12906, 14340, 15012, 16680, 17208, 18765, 19120, 20016, 21510, 25020, 25812, 28680, 30024, 32265, 33221, 33360, 34416, 37530, 43020, 50040, 51624, 57360, 60048, 64530, 66442, 75060, 86040, 99663, 100080, 103248, 129060, 132884, 150120, 166105, 172080, 199326, 258120, 265768, 298989, 300240, 332210, 398652, 498315, 516240, 531536, 597978, 664420, 797304, 896967, 996630, 1195956, 1328840, 1494945, 1594608, 1793934, 1993260, 2391912, 2657680, 2989890, 3587868, 3986520, 4484835, 4783824, 5979780, 7175736, 7973040, 8969670, 11959560, 14351472, 17939340, 23919120, 35878680, 71757360]

約数ペア:

[(1, 71757360), (2, 35878680), (3, 23919120), (4, 17939340), (5, 14351472), (6, 11959560), (8, 8969670), (9, 7973040), (10, 7175736), (12, 5979780), (15, 4783824), (16, 4484835), (18, 3986520), (20, 3587868), (24, 2989890), (27, 2657680), (30, 2391912), (36, 1993260), (40, 1793934), (45, 1594608), (48, 1494945), (54, 1328840), (60, 1195956), (72, 996630), (80, 896967), (90, 797304), (108, 664420), (120, 597978), (135, 531536), (139, 516240), (144, 498315), (180, 398652), (216, 332210), (239, 300240), (240, 298989), (270, 265768), (278, 258120), (360, 199326), (417, 172080), (432, 166105), (478, 150120), (540, 132884), (556, 129060), (695, 103248), (717, 100080), (720, 99663), (834, 86040), (956, 75060), (1080, 66442), (1112, 64530), (1195, 60048), (1251, 57360), (1390, 51624), (1434, 50040), (1668, 43020), (1912, 37530), (2085, 34416), (2151, 33360), (2160, 33221), (2224, 32265), (2390, 30024), (2502, 28680), (2780, 25812), (2868, 25020), (3336, 21510), (3585, 20016), (3753, 19120), (3824, 18765), (4170, 17208), (4302, 16680), (4780, 15012), (5004, 14340), (5560, 12906), (5736, 12510), (6255, 11472), (6453, 11120), (6672, 10755), (7170, 10008), (7506, 9560), (8340, 8604)]