80716160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{419}}^1$

素因数の和:488

約数の個数: 128

約数和(自身を含む): 226195200

約数和(自身を除く): 145479040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 43, 56, 64, 70, 80, 86, 112, 128, 140, 160, 172, 215, 224, 280, 301, 320, 344, 419, 430, 448, 560, 602, 640, 688, 838, 860, 896, 1120, 1204, 1376, 1505, 1676, 1720, 2095, 2240, 2408, 2752, 2933, 3010, 3352, 3440, 4190, 4480, 4816, 5504, 5866, 6020, 6704, 6880, 8380, 9632, 11732, 12040, 13408, 13760, 14665, 16760, 18017, 19264, 23464, 24080, 26816, 27520, 29330, 33520, 36034, 38528, 46928, 48160, 53632, 58660, 67040, 72068, 90085, 93856, 96320, 117320, 126119, 134080, 144136, 180170, 187712, 192640, 234640, 252238, 268160, 288272, 360340, 375424, 469280, 504476, 576544, 630595, 720680, 938560, 1008952, 1153088, 1261190, 1441360, 1877120, 2017904, 2306176, 2522380, 2882720, 4035808, 5044760, 5765440, 8071616, 10089520, 11530880, 16143232, 20179040, 40358080, 80716160]

約数ペア:

[(1, 80716160), (2, 40358080), (4, 20179040), (5, 16143232), (7, 11530880), (8, 10089520), (10, 8071616), (14, 5765440), (16, 5044760), (20, 4035808), (28, 2882720), (32, 2522380), (35, 2306176), (40, 2017904), (43, 1877120), (56, 1441360), (64, 1261190), (70, 1153088), (80, 1008952), (86, 938560), (112, 720680), (128, 630595), (140, 576544), (160, 504476), (172, 469280), (215, 375424), (224, 360340), (280, 288272), (301, 268160), (320, 252238), (344, 234640), (419, 192640), (430, 187712), (448, 180170), (560, 144136), (602, 134080), (640, 126119), (688, 117320), (838, 96320), (860, 93856), (896, 90085), (1120, 72068), (1204, 67040), (1376, 58660), (1505, 53632), (1676, 48160), (1720, 46928), (2095, 38528), (2240, 36034), (2408, 33520), (2752, 29330), (2933, 27520), (3010, 26816), (3352, 24080), (3440, 23464), (4190, 19264), (4480, 18017), (4816, 16760), (5504, 14665), (5866, 13760), (6020, 13408), (6704, 12040), (6880, 11732), (8380, 9632)]