122763280

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:464

約数の個数: 80

約数和(自身を含む): 295409664

約数和(自身を除く): 172646384

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 127, 172, 215, 254, 281, 344, 430, 508, 562, 635, 688, 860, 1016, 1124, 1270, 1405, 1720, 2032, 2248, 2540, 2810, 3440, 4496, 5080, 5461, 5620, 10160, 10922, 11240, 12083, 21844, 22480, 24166, 27305, 35687, 43688, 48332, 54610, 60415, 71374, 87376, 96664, 109220, 120830, 142748, 178435, 193328, 218440, 241660, 285496, 356870, 436880, 483320, 570992, 713740, 966640, 1427480, 1534541, 2854960, 3069082, 6138164, 7672705, 12276328, 15345410, 24552656, 30690820, 61381640, 122763280]

約数ペア:

[(1, 122763280), (2, 61381640), (4, 30690820), (5, 24552656), (8, 15345410), (10, 12276328), (16, 7672705), (20, 6138164), (40, 3069082), (43, 2854960), (80, 1534541), (86, 1427480), (127, 966640), (172, 713740), (215, 570992), (254, 483320), (281, 436880), (344, 356870), (430, 285496), (508, 241660), (562, 218440), (635, 193328), (688, 178435), (860, 142748), (1016, 120830), (1124, 109220), (1270, 96664), (1405, 87376), (1720, 71374), (2032, 60415), (2248, 54610), (2540, 48332), (2810, 43688), (3440, 35687), (4496, 27305), (5080, 24166), (5461, 22480), (5620, 21844), (10160, 12083), (10922, 11240)]