221293424

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1$

素因数の和:390

約数の個数: 80

約数和(自身を含む): 482647680

約数和(自身を除く): 261354256

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 59, 88, 101, 118, 176, 202, 211, 236, 404, 422, 472, 649, 808, 844, 944, 1111, 1298, 1616, 1688, 2222, 2321, 2596, 3376, 4444, 4642, 5192, 5959, 8888, 9284, 10384, 11918, 12449, 17776, 18568, 21311, 23836, 24898, 37136, 42622, 47672, 49796, 65549, 85244, 95344, 99592, 131098, 136939, 170488, 199184, 234421, 262196, 273878, 340976, 468842, 524392, 547756, 937684, 1048784, 1095512, 1257349, 1875368, 2191024, 2514698, 3750736, 5029396, 10058792, 13830839, 20117584, 27661678, 55323356, 110646712, 221293424]

約数ペア:

[(1, 221293424), (2, 110646712), (4, 55323356), (8, 27661678), (11, 20117584), (16, 13830839), (22, 10058792), (44, 5029396), (59, 3750736), (88, 2514698), (101, 2191024), (118, 1875368), (176, 1257349), (202, 1095512), (211, 1048784), (236, 937684), (404, 547756), (422, 524392), (472, 468842), (649, 340976), (808, 273878), (844, 262196), (944, 234421), (1111, 199184), (1298, 170488), (1616, 136939), (1688, 131098), (2222, 99592), (2321, 95344), (2596, 85244), (3376, 65549), (4444, 49796), (4642, 47672), (5192, 42622), (5959, 37136), (8888, 24898), (9284, 23836), (10384, 21311), (11918, 18568), (12449, 17776)]