447771792

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{887}}^1$

素因数の和:1720

約数の個数: 80

約数和(自身を含む): 1248670080

約数和(自身を除く): 800898288

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 809, 887, 1618, 1774, 2427, 2661, 3236, 3548, 4854, 5322, 6472, 7096, 9708, 10517, 10644, 11531, 12944, 14192, 19416, 21034, 21288, 23062, 31551, 34593, 38832, 42068, 42576, 46124, 63102, 69186, 84136, 92248, 126204, 138372, 168272, 184496, 252408, 276744, 504816, 553488, 717583, 1435166, 2152749, 2870332, 4305498, 5740664, 8610996, 9328579, 11481328, 17221992, 18657158, 27985737, 34443984, 37314316, 55971474, 74628632, 111942948, 149257264, 223885896, 447771792]

約数ペア:

[(1, 447771792), (2, 223885896), (3, 149257264), (4, 111942948), (6, 74628632), (8, 55971474), (12, 37314316), (13, 34443984), (16, 27985737), (24, 18657158), (26, 17221992), (39, 11481328), (48, 9328579), (52, 8610996), (78, 5740664), (104, 4305498), (156, 2870332), (208, 2152749), (312, 1435166), (624, 717583), (809, 553488), (887, 504816), (1618, 276744), (1774, 252408), (2427, 184496), (2661, 168272), (3236, 138372), (3548, 126204), (4854, 92248), (5322, 84136), (6472, 69186), (7096, 63102), (9708, 46124), (10517, 42576), (10644, 42068), (11531, 38832), (12944, 34593), (14192, 31551), (19416, 23062), (21034, 21288)]