77329280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:488

約数の個数: 128

約数和(自身を含む): 216941760

約数和(自身を除く): 139612480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 56, 64, 70, 80, 82, 112, 128, 140, 160, 164, 205, 224, 280, 287, 320, 328, 410, 421, 448, 560, 574, 640, 656, 820, 842, 896, 1120, 1148, 1312, 1435, 1640, 1684, 2105, 2240, 2296, 2624, 2870, 2947, 3280, 3368, 4210, 4480, 4592, 5248, 5740, 5894, 6560, 6736, 8420, 9184, 11480, 11788, 13120, 13472, 14735, 16840, 17261, 18368, 22960, 23576, 26240, 26944, 29470, 33680, 34522, 36736, 45920, 47152, 53888, 58940, 67360, 69044, 86305, 91840, 94304, 117880, 120827, 134720, 138088, 172610, 183680, 188608, 235760, 241654, 269440, 276176, 345220, 377216, 471520, 483308, 552352, 604135, 690440, 943040, 966616, 1104704, 1208270, 1380880, 1886080, 1933232, 2209408, 2416540, 2761760, 3866464, 4833080, 5523520, 7732928, 9666160, 11047040, 15465856, 19332320, 38664640, 77329280]

約数ペア:

[(1, 77329280), (2, 38664640), (4, 19332320), (5, 15465856), (7, 11047040), (8, 9666160), (10, 7732928), (14, 5523520), (16, 4833080), (20, 3866464), (28, 2761760), (32, 2416540), (35, 2209408), (40, 1933232), (41, 1886080), (56, 1380880), (64, 1208270), (70, 1104704), (80, 966616), (82, 943040), (112, 690440), (128, 604135), (140, 552352), (160, 483308), (164, 471520), (205, 377216), (224, 345220), (280, 276176), (287, 269440), (320, 241654), (328, 235760), (410, 188608), (421, 183680), (448, 172610), (560, 138088), (574, 134720), (640, 120827), (656, 117880), (820, 94304), (842, 91840), (896, 86305), (1120, 69044), (1148, 67360), (1312, 58940), (1435, 53888), (1640, 47152), (1684, 45920), (2105, 36736), (2240, 34522), (2296, 33680), (2624, 29470), (2870, 26944), (2947, 26240), (3280, 23576), (3368, 22960), (4210, 18368), (4480, 17261), (4592, 16840), (5248, 14735), (5740, 13472), (5894, 13120), (6560, 11788), (6736, 11480), (8420, 9184)]