81260928

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{3359}}^1$

素因数の和:3389

約数の個数: 128

約数和(自身を含む): 274176000

約数和(自身を除く): 192915072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 84, 96, 108, 112, 126, 128, 144, 168, 189, 192, 216, 224, 252, 288, 336, 378, 384, 432, 448, 504, 576, 672, 756, 864, 896, 1008, 1152, 1344, 1512, 1728, 2016, 2688, 3024, 3359, 3456, 4032, 6048, 6718, 8064, 10077, 12096, 13436, 20154, 23513, 24192, 26872, 30231, 40308, 47026, 53744, 60462, 70539, 80616, 90693, 94052, 107488, 120924, 141078, 161232, 181386, 188104, 211617, 214976, 241848, 282156, 322464, 362772, 376208, 423234, 429952, 483696, 564312, 634851, 644928, 725544, 752416, 846468, 967392, 1128624, 1269702, 1289856, 1451088, 1504832, 1692936, 1934784, 2257248, 2539404, 2902176, 3009664, 3385872, 3869568, 4514496, 5078808, 5804352, 6771744, 9028992, 10157616, 11608704, 13543488, 20315232, 27086976, 40630464, 81260928]

約数ペア:

[(1, 81260928), (2, 40630464), (3, 27086976), (4, 20315232), (6, 13543488), (7, 11608704), (8, 10157616), (9, 9028992), (12, 6771744), (14, 5804352), (16, 5078808), (18, 4514496), (21, 3869568), (24, 3385872), (27, 3009664), (28, 2902176), (32, 2539404), (36, 2257248), (42, 1934784), (48, 1692936), (54, 1504832), (56, 1451088), (63, 1289856), (64, 1269702), (72, 1128624), (84, 967392), (96, 846468), (108, 752416), (112, 725544), (126, 644928), (128, 634851), (144, 564312), (168, 483696), (189, 429952), (192, 423234), (216, 376208), (224, 362772), (252, 322464), (288, 282156), (336, 241848), (378, 214976), (384, 211617), (432, 188104), (448, 181386), (504, 161232), (576, 141078), (672, 120924), (756, 107488), (864, 94052), (896, 90693), (1008, 80616), (1152, 70539), (1344, 60462), (1512, 53744), (1728, 47026), (2016, 40308), (2688, 30231), (3024, 26872), (3359, 24192), (3456, 23513), (4032, 20154), (6048, 13436), (6718, 12096), (8064, 10077)]