211894672

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:668

約数の個数: 80

約数和(自身を含む): 469684224

約数和(自身を除く): 257789552

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 71, 88, 124, 142, 176, 248, 284, 341, 496, 547, 568, 682, 781, 1094, 1136, 1364, 1562, 2188, 2201, 2728, 3124, 4376, 4402, 5456, 6017, 6248, 8752, 8804, 12034, 12496, 16957, 17608, 24068, 24211, 33914, 35216, 38837, 48136, 48422, 67828, 77674, 96272, 96844, 135656, 155348, 186527, 193688, 271312, 310696, 373054, 387376, 427207, 621392, 746108, 854414, 1203947, 1492216, 1708828, 2407894, 2984432, 3417656, 4815788, 6835312, 9631576, 13243417, 19263152, 26486834, 52973668, 105947336, 211894672]

約数ペア:

[(1, 211894672), (2, 105947336), (4, 52973668), (8, 26486834), (11, 19263152), (16, 13243417), (22, 9631576), (31, 6835312), (44, 4815788), (62, 3417656), (71, 2984432), (88, 2407894), (124, 1708828), (142, 1492216), (176, 1203947), (248, 854414), (284, 746108), (341, 621392), (496, 427207), (547, 387376), (568, 373054), (682, 310696), (781, 271312), (1094, 193688), (1136, 186527), (1364, 155348), (1562, 135656), (2188, 96844), (2201, 96272), (2728, 77674), (3124, 67828), (4376, 48422), (4402, 48136), (5456, 38837), (6017, 35216), (6248, 33914), (8752, 24211), (8804, 24068), (12034, 17608), (12496, 16957)]