271649840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1$

素因数の和:272

約数の個数: 240

約数和(自身を含む): 839112960

約数和(自身を除く): 567463120

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 121, 133, 140, 152, 154, 176, 190, 209, 211, 220, 242, 266, 280, 304, 308, 380, 385, 418, 422, 440, 484, 532, 560, 605, 616, 665, 760, 770, 836, 844, 847, 880, 968, 1045, 1055, 1064, 1210, 1232, 1330, 1463, 1477, 1520, 1540, 1672, 1688, 1694, 1936, 2090, 2110, 2128, 2299, 2321, 2420, 2660, 2926, 2954, 3080, 3344, 3376, 3388, 4009, 4180, 4220, 4235, 4598, 4642, 4840, 5320, 5852, 5908, 6160, 6776, 7315, 7385, 8018, 8360, 8440, 8470, 9196, 9284, 9680, 10640, 11495, 11605, 11704, 11816, 13552, 14630, 14770, 16036, 16093, 16247, 16720, 16880, 16940, 18392, 18568, 20045, 22990, 23210, 23408, 23632, 25531, 28063, 29260, 29540, 32072, 32186, 32494, 33880, 36784, 37136, 40090, 44099, 45980, 46420, 51062, 56126, 58520, 59080, 64144, 64372, 64988, 67760, 80180, 80465, 81235, 88198, 91960, 92840, 102124, 112252, 117040, 118160, 127655, 128744, 129976, 140315, 160360, 160930, 162470, 176396, 178717, 183920, 185680, 204248, 220495, 224504, 255310, 257488, 259952, 280630, 308693, 320720, 321860, 324940, 352792, 357434, 408496, 440990, 449008, 485089, 510620, 561260, 617386, 643720, 649880, 705584, 714868, 881980, 893585, 970178, 1021240, 1122520, 1234772, 1287440, 1299760, 1429736, 1543465, 1763960, 1787170, 1940356, 2042480, 2245040, 2425445, 2469544, 2859472, 3086930, 3395623, 3527920, 3574340, 3880712, 4850890, 4939088, 6173860, 6791246, 7148680, 7761424, 9701780, 12347720, 13582492, 14297360, 16978115, 19403560, 24695440, 27164984, 33956230, 38807120, 54329968, 67912460, 135824920, 271649840]

約数ペア:

[(1, 271649840), (2, 135824920), (4, 67912460), (5, 54329968), (7, 38807120), (8, 33956230), (10, 27164984), (11, 24695440), (14, 19403560), (16, 16978115), (19, 14297360), (20, 13582492), (22, 12347720), (28, 9701780), (35, 7761424), (38, 7148680), (40, 6791246), (44, 6173860), (55, 4939088), (56, 4850890), (70, 3880712), (76, 3574340), (77, 3527920), (80, 3395623), (88, 3086930), (95, 2859472), (110, 2469544), (112, 2425445), (121, 2245040), (133, 2042480), (140, 1940356), (152, 1787170), (154, 1763960), (176, 1543465), (190, 1429736), (209, 1299760), (211, 1287440), (220, 1234772), (242, 1122520), (266, 1021240), (280, 970178), (304, 893585), (308, 881980), (380, 714868), (385, 705584), (418, 649880), (422, 643720), (440, 617386), (484, 561260), (532, 510620), (560, 485089), (605, 449008), (616, 440990), (665, 408496), (760, 357434), (770, 352792), (836, 324940), (844, 321860), (847, 320720), (880, 308693), (968, 280630), (1045, 259952), (1055, 257488), (1064, 255310), (1210, 224504), (1232, 220495), (1330, 204248), (1463, 185680), (1477, 183920), (1520, 178717), (1540, 176396), (1672, 162470), (1688, 160930), (1694, 160360), (1936, 140315), (2090, 129976), (2110, 128744), (2128, 127655), (2299, 118160), (2321, 117040), (2420, 112252), (2660, 102124), (2926, 92840), (2954, 91960), (3080, 88198), (3344, 81235), (3376, 80465), (3388, 80180), (4009, 67760), (4180, 64988), (4220, 64372), (4235, 64144), (4598, 59080), (4642, 58520), (4840, 56126), (5320, 51062), (5852, 46420), (5908, 45980), (6160, 44099), (6776, 40090), (7315, 37136), (7385, 36784), (8018, 33880), (8360, 32494), (8440, 32186), (8470, 32072), (9196, 29540), (9284, 29260), (9680, 28063), (10640, 25531), (11495, 23632), (11605, 23408), (11704, 23210), (11816, 22990), (13552, 20045), (14630, 18568), (14770, 18392), (16036, 16940), (16093, 16880), (16247, 16720)]