8306640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:241

約数の個数: 120

約数和(自身を含む): 28435680

約数和(自身を除く): 20129040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 83, 90, 120, 139, 144, 166, 180, 240, 249, 278, 332, 360, 415, 417, 498, 556, 664, 695, 720, 747, 830, 834, 996, 1112, 1245, 1251, 1328, 1390, 1494, 1660, 1668, 1992, 2085, 2224, 2490, 2502, 2780, 2988, 3320, 3336, 3735, 3984, 4170, 4980, 5004, 5560, 5976, 6255, 6640, 6672, 7470, 8340, 9960, 10008, 11120, 11537, 11952, 12510, 14940, 16680, 19920, 20016, 23074, 25020, 29880, 33360, 34611, 46148, 50040, 57685, 59760, 69222, 92296, 100080, 103833, 115370, 138444, 173055, 184592, 207666, 230740, 276888, 346110, 415332, 461480, 519165, 553776, 692220, 830664, 922960, 1038330, 1384440, 1661328, 2076660, 2768880, 4153320, 8306640]

約数ペア:

[(1, 8306640), (2, 4153320), (3, 2768880), (4, 2076660), (5, 1661328), (6, 1384440), (8, 1038330), (9, 922960), (10, 830664), (12, 692220), (15, 553776), (16, 519165), (18, 461480), (20, 415332), (24, 346110), (30, 276888), (36, 230740), (40, 207666), (45, 184592), (48, 173055), (60, 138444), (72, 115370), (80, 103833), (83, 100080), (90, 92296), (120, 69222), (139, 59760), (144, 57685), (166, 50040), (180, 46148), (240, 34611), (249, 33360), (278, 29880), (332, 25020), (360, 23074), (415, 20016), (417, 19920), (498, 16680), (556, 14940), (664, 12510), (695, 11952), (720, 11537), (747, 11120), (830, 10008), (834, 9960), (996, 8340), (1112, 7470), (1245, 6672), (1251, 6640), (1328, 6255), (1390, 5976), (1494, 5560), (1660, 5004), (1668, 4980), (1992, 4170), (2085, 3984), (2224, 3735), (2490, 3336), (2502, 3320), (2780, 2988)]