171999520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:663

約数の個数: 192

約数和(自身を含む): 529514496

約数和(自身を除く): 357514976

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 23, 28, 32, 35, 40, 44, 46, 55, 56, 70, 77, 80, 88, 92, 110, 112, 115, 140, 154, 160, 161, 176, 184, 220, 224, 230, 253, 280, 308, 322, 352, 368, 385, 440, 460, 506, 560, 607, 616, 644, 736, 770, 805, 880, 920, 1012, 1120, 1214, 1232, 1265, 1288, 1540, 1610, 1760, 1771, 1840, 2024, 2428, 2464, 2530, 2576, 3035, 3080, 3220, 3542, 3680, 4048, 4249, 4856, 5060, 5152, 6070, 6160, 6440, 6677, 7084, 8096, 8498, 8855, 9712, 10120, 12140, 12320, 12880, 13354, 13961, 14168, 16996, 17710, 19424, 20240, 21245, 24280, 25760, 26708, 27922, 28336, 33385, 33992, 35420, 40480, 42490, 46739, 48560, 53416, 55844, 56672, 66770, 67984, 69805, 70840, 84980, 93478, 97120, 97727, 106832, 111688, 133540, 135968, 139610, 141680, 153571, 169960, 186956, 195454, 213664, 223376, 233695, 267080, 279220, 283360, 307142, 339920, 373912, 390908, 446752, 467390, 488635, 534160, 558440, 614284, 679840, 747824, 767855, 781816, 934780, 977270, 1068320, 1074997, 1116880, 1228568, 1495648, 1535710, 1563632, 1869560, 1954540, 2149994, 2233760, 2457136, 3071420, 3127264, 3739120, 3909080, 4299988, 4914272, 5374985, 6142840, 7478240, 7818160, 8599976, 10749970, 12285680, 15636320, 17199952, 21499940, 24571360, 34399904, 42999880, 85999760, 171999520]

約数ペア:

[(1, 171999520), (2, 85999760), (4, 42999880), (5, 34399904), (7, 24571360), (8, 21499940), (10, 17199952), (11, 15636320), (14, 12285680), (16, 10749970), (20, 8599976), (22, 7818160), (23, 7478240), (28, 6142840), (32, 5374985), (35, 4914272), (40, 4299988), (44, 3909080), (46, 3739120), (55, 3127264), (56, 3071420), (70, 2457136), (77, 2233760), (80, 2149994), (88, 1954540), (92, 1869560), (110, 1563632), (112, 1535710), (115, 1495648), (140, 1228568), (154, 1116880), (160, 1074997), (161, 1068320), (176, 977270), (184, 934780), (220, 781816), (224, 767855), (230, 747824), (253, 679840), (280, 614284), (308, 558440), (322, 534160), (352, 488635), (368, 467390), (385, 446752), (440, 390908), (460, 373912), (506, 339920), (560, 307142), (607, 283360), (616, 279220), (644, 267080), (736, 233695), (770, 223376), (805, 213664), (880, 195454), (920, 186956), (1012, 169960), (1120, 153571), (1214, 141680), (1232, 139610), (1265, 135968), (1288, 133540), (1540, 111688), (1610, 106832), (1760, 97727), (1771, 97120), (1840, 93478), (2024, 84980), (2428, 70840), (2464, 69805), (2530, 67984), (2576, 66770), (3035, 56672), (3080, 55844), (3220, 53416), (3542, 48560), (3680, 46739), (4048, 42490), (4249, 40480), (4856, 35420), (5060, 33992), (5152, 33385), (6070, 28336), (6160, 27922), (6440, 26708), (6677, 25760), (7084, 24280), (8096, 21245), (8498, 20240), (8855, 19424), (9712, 17710), (10120, 16996), (12140, 14168), (12320, 13961), (12880, 13354)]