872608640

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{577}}^1$

素因数の和:752

約数の個数: 128

約数和(自身を含む): 2228536800

約数和(自身を除く): 1355928160

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 139, 160, 170, 272, 278, 320, 340, 544, 556, 577, 640, 680, 695, 1088, 1112, 1154, 1360, 1390, 2176, 2224, 2308, 2363, 2720, 2780, 2885, 4448, 4616, 4726, 5440, 5560, 5770, 8896, 9232, 9452, 9809, 10880, 11120, 11540, 11815, 17792, 18464, 18904, 19618, 22240, 23080, 23630, 36928, 37808, 39236, 44480, 46160, 47260, 49045, 73856, 75616, 78472, 80203, 88960, 92320, 94520, 98090, 151232, 156944, 160406, 184640, 189040, 196180, 302464, 313888, 320812, 369280, 378080, 392360, 401015, 627776, 641624, 756160, 784720, 802030, 1255552, 1283248, 1363451, 1512320, 1569440, 1604060, 2566496, 2726902, 3138880, 3208120, 5132992, 5453804, 6277760, 6416240, 6817255, 10265984, 10907608, 12832480, 13634510, 21815216, 25664960, 27269020, 43630432, 51329920, 54538040, 87260864, 109076080, 174521728, 218152160, 436304320, 872608640]

約数ペア:

[(1, 872608640), (2, 436304320), (4, 218152160), (5, 174521728), (8, 109076080), (10, 87260864), (16, 54538040), (17, 51329920), (20, 43630432), (32, 27269020), (34, 25664960), (40, 21815216), (64, 13634510), (68, 12832480), (80, 10907608), (85, 10265984), (128, 6817255), (136, 6416240), (139, 6277760), (160, 5453804), (170, 5132992), (272, 3208120), (278, 3138880), (320, 2726902), (340, 2566496), (544, 1604060), (556, 1569440), (577, 1512320), (640, 1363451), (680, 1283248), (695, 1255552), (1088, 802030), (1112, 784720), (1154, 756160), (1360, 641624), (1390, 627776), (2176, 401015), (2224, 392360), (2308, 378080), (2363, 369280), (2720, 320812), (2780, 313888), (2885, 302464), (4448, 196180), (4616, 189040), (4726, 184640), (5440, 160406), (5560, 156944), (5770, 151232), (8896, 98090), (9232, 94520), (9452, 92320), (9809, 88960), (10880, 80203), (11120, 78472), (11540, 75616), (11815, 73856), (17792, 49045), (18464, 47260), (18904, 46160), (19618, 44480), (22240, 39236), (23080, 37808), (23630, 36928)]