187877776

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 402206400

約数和(自身を除く): 214328624

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 101, 116, 152, 202, 211, 232, 304, 404, 422, 464, 551, 808, 844, 1102, 1616, 1688, 1919, 2204, 2929, 3376, 3838, 4009, 4408, 5858, 6119, 7676, 8018, 8816, 11716, 12238, 15352, 16036, 21311, 23432, 24476, 30704, 32072, 42622, 46864, 48952, 55651, 64144, 85244, 97904, 111302, 116261, 170488, 222604, 232522, 340976, 404909, 445208, 465044, 618019, 809818, 890416, 930088, 1236038, 1619636, 1860176, 2472076, 3239272, 4944152, 6478544, 9888304, 11742361, 23484722, 46969444, 93938888, 187877776]

約数ペア:

[(1, 187877776), (2, 93938888), (4, 46969444), (8, 23484722), (16, 11742361), (19, 9888304), (29, 6478544), (38, 4944152), (58, 3239272), (76, 2472076), (101, 1860176), (116, 1619636), (152, 1236038), (202, 930088), (211, 890416), (232, 809818), (304, 618019), (404, 465044), (422, 445208), (464, 404909), (551, 340976), (808, 232522), (844, 222604), (1102, 170488), (1616, 116261), (1688, 111302), (1919, 97904), (2204, 85244), (2929, 64144), (3376, 55651), (3838, 48952), (4009, 46864), (4408, 42622), (5858, 32072), (6119, 30704), (7676, 24476), (8018, 23432), (8816, 21311), (11716, 16036), (12238, 15352)]