2912603120

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{499}}^1\times {\mathrm{1489}}^1$

素因数の和:2015

約数の個数: 120

約数和(自身を含む): 7898490000

約数和(自身を除く): 4985886880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 499, 560, 784, 980, 998, 1489, 1960, 1996, 2495, 2978, 3493, 3920, 3992, 4990, 5956, 6986, 7445, 7984, 9980, 10423, 11912, 13972, 14890, 17465, 19960, 20846, 23824, 24451, 27944, 29780, 34930, 39920, 41692, 48902, 52115, 55888, 59560, 69860, 72961, 83384, 97804, 104230, 119120, 122255, 139720, 145922, 166768, 195608, 208460, 244510, 279440, 291844, 364805, 391216, 416920, 489020, 583688, 729610, 743011, 833840, 978040, 1167376, 1459220, 1486022, 1956080, 2918440, 2972044, 3715055, 5201077, 5836880, 5944088, 7430110, 10402154, 11888176, 14860220, 20804308, 26005385, 29720440, 36407539, 41608616, 52010770, 59440880, 72815078, 83217232, 104021540, 145630156, 182037695, 208043080, 291260312, 364075390, 416086160, 582520624, 728150780, 1456301560, 2912603120]

約数ペア:

[(1, 2912603120), (2, 1456301560), (4, 728150780), (5, 582520624), (7, 416086160), (8, 364075390), (10, 291260312), (14, 208043080), (16, 182037695), (20, 145630156), (28, 104021540), (35, 83217232), (40, 72815078), (49, 59440880), (56, 52010770), (70, 41608616), (80, 36407539), (98, 29720440), (112, 26005385), (140, 20804308), (196, 14860220), (245, 11888176), (280, 10402154), (392, 7430110), (490, 5944088), (499, 5836880), (560, 5201077), (784, 3715055), (980, 2972044), (998, 2918440), (1489, 1956080), (1960, 1486022), (1996, 1459220), (2495, 1167376), (2978, 978040), (3493, 833840), (3920, 743011), (3992, 729610), (4990, 583688), (5956, 489020), (6986, 416920), (7445, 391216), (7984, 364805), (9980, 291844), (10423, 279440), (11912, 244510), (13972, 208460), (14890, 195608), (17465, 166768), (19960, 145922), (20846, 139720), (23824, 122255), (24451, 119120), (27944, 104230), (29780, 97804), (34930, 83384), (39920, 72961), (41692, 69860), (48902, 59560), (52115, 55888)]