1219006976

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2143}}^1$

素因数の和:2273

約数の個数: 80

約数和(自身を含む): 2684613888

約数和(自身を除く): 1465606912

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 101, 128, 176, 202, 256, 352, 404, 512, 704, 808, 1111, 1408, 1616, 2143, 2222, 2816, 3232, 4286, 4444, 5632, 6464, 8572, 8888, 12928, 17144, 17776, 23573, 25856, 34288, 35552, 47146, 51712, 68576, 71104, 94292, 137152, 142208, 188584, 216443, 274304, 284416, 377168, 432886, 548608, 568832, 754336, 865772, 1097216, 1508672, 1731544, 2380873, 3017344, 3463088, 4761746, 6034688, 6926176, 9523492, 12069376, 13852352, 19046984, 27704704, 38093968, 55409408, 76187936, 110818816, 152375872, 304751744, 609503488, 1219006976]

約数ペア:

[(1, 1219006976), (2, 609503488), (4, 304751744), (8, 152375872), (11, 110818816), (16, 76187936), (22, 55409408), (32, 38093968), (44, 27704704), (64, 19046984), (88, 13852352), (101, 12069376), (128, 9523492), (176, 6926176), (202, 6034688), (256, 4761746), (352, 3463088), (404, 3017344), (512, 2380873), (704, 1731544), (808, 1508672), (1111, 1097216), (1408, 865772), (1616, 754336), (2143, 568832), (2222, 548608), (2816, 432886), (3232, 377168), (4286, 284416), (4444, 274304), (5632, 216443), (6464, 188584), (8572, 142208), (8888, 137152), (12928, 94292), (17144, 71104), (17776, 68576), (23573, 51712), (25856, 47146), (34288, 35552)]