1916821760

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:229

約数の個数: 288

約数和(自身を含む): 5550784512

約数和(自身を除く): 3633962752

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 32, 35, 40, 56, 62, 64, 67, 70, 80, 103, 112, 124, 128, 134, 140, 155, 160, 206, 217, 224, 248, 256, 268, 280, 310, 320, 335, 412, 434, 448, 469, 496, 515, 536, 560, 620, 640, 670, 721, 824, 868, 896, 938, 992, 1030, 1072, 1085, 1120, 1240, 1280, 1340, 1442, 1648, 1736, 1792, 1876, 1984, 2060, 2077, 2144, 2170, 2240, 2345, 2480, 2680, 2884, 3193, 3296, 3472, 3605, 3752, 3968, 4120, 4154, 4288, 4340, 4480, 4690, 4960, 5360, 5768, 6386, 6592, 6901, 6944, 7210, 7504, 7936, 8240, 8308, 8576, 8680, 8960, 9380, 9920, 10385, 10720, 11536, 12772, 13184, 13802, 13888, 14420, 14539, 15008, 15965, 16480, 16616, 17152, 17360, 18760, 19840, 20770, 21440, 22351, 23072, 25544, 26368, 27604, 27776, 28840, 29078, 30016, 31930, 32960, 33232, 34505, 34720, 37520, 39680, 41540, 42880, 44702, 46144, 48307, 51088, 55208, 55552, 57680, 58156, 60032, 63860, 65920, 66464, 69010, 69440, 72695, 75040, 83080, 85760, 89404, 92288, 96614, 102176, 110416, 111755, 115360, 116312, 120064, 127720, 131840, 132928, 138020, 138880, 145390, 150080, 166160, 178808, 184576, 193228, 204352, 213931, 220832, 223510, 230720, 232624, 241535, 255440, 265856, 276040, 277760, 290780, 300160, 332320, 357616, 386456, 408704, 427862, 441664, 447020, 461440, 465248, 483070, 510880, 531712, 552080, 581560, 600320, 664640, 715232, 772912, 817408, 855724, 883328, 894040, 922880, 930496, 966140, 1021760, 1069655, 1104160, 1163120, 1329280, 1430464, 1497517, 1545824, 1711448, 1766656, 1788080, 1860992, 1932280, 2043520, 2139310, 2208320, 2326240, 2658560, 2860928, 2995034, 3091648, 3422896, 3576160, 3721984, 3864560, 4087040, 4278620, 4416640, 4652480, 5721856, 5990068, 6183296, 6845792, 7152320, 7487585, 7729120, 8557240, 8833280, 9304960, 11980136, 12366592, 13691584, 14304640, 14975170, 15458240, 17114480, 18609920, 23960272, 27383168, 28609280, 29950340, 30916480, 34228960, 47920544, 54766336, 59900680, 61832960, 68457920, 95841088, 119801360, 136915840, 191682176, 239602720, 273831680, 383364352, 479205440, 958410880, 1916821760]

約数ペア:

[(1, 1916821760), (2, 958410880), (4, 479205440), (5, 383364352), (7, 273831680), (8, 239602720), (10, 191682176), (14, 136915840), (16, 119801360), (20, 95841088), (28, 68457920), (31, 61832960), (32, 59900680), (35, 54766336), (40, 47920544), (56, 34228960), (62, 30916480), (64, 29950340), (67, 28609280), (70, 27383168), (80, 23960272), (103, 18609920), (112, 17114480), (124, 15458240), (128, 14975170), (134, 14304640), (140, 13691584), (155, 12366592), (160, 11980136), (206, 9304960), (217, 8833280), (224, 8557240), (248, 7729120), (256, 7487585), (268, 7152320), (280, 6845792), (310, 6183296), (320, 5990068), (335, 5721856), (412, 4652480), (434, 4416640), (448, 4278620), (469, 4087040), (496, 3864560), (515, 3721984), (536, 3576160), (560, 3422896), (620, 3091648), (640, 2995034), (670, 2860928), (721, 2658560), (824, 2326240), (868, 2208320), (896, 2139310), (938, 2043520), (992, 1932280), (1030, 1860992), (1072, 1788080), (1085, 1766656), (1120, 1711448), (1240, 1545824), (1280, 1497517), (1340, 1430464), (1442, 1329280), (1648, 1163120), (1736, 1104160), (1792, 1069655), (1876, 1021760), (1984, 966140), (2060, 930496), (2077, 922880), (2144, 894040), (2170, 883328), (2240, 855724), (2345, 817408), (2480, 772912), (2680, 715232), (2884, 664640), (3193, 600320), (3296, 581560), (3472, 552080), (3605, 531712), (3752, 510880), (3968, 483070), (4120, 465248), (4154, 461440), (4288, 447020), (4340, 441664), (4480, 427862), (4690, 408704), (4960, 386456), (5360, 357616), (5768, 332320), (6386, 300160), (6592, 290780), (6901, 277760), (6944, 276040), (7210, 265856), (7504, 255440), (7936, 241535), (8240, 232624), (8308, 230720), (8576, 223510), (8680, 220832), (8960, 213931), (9380, 204352), (9920, 193228), (10385, 184576), (10720, 178808), (11536, 166160), (12772, 150080), (13184, 145390), (13802, 138880), (13888, 138020), (14420, 132928), (14539, 131840), (15008, 127720), (15965, 120064), (16480, 116312), (16616, 115360), (17152, 111755), (17360, 110416), (18760, 102176), (19840, 96614), (20770, 92288), (21440, 89404), (22351, 85760), (23072, 83080), (25544, 75040), (26368, 72695), (27604, 69440), (27776, 69010), (28840, 66464), (29078, 65920), (30016, 63860), (31930, 60032), (32960, 58156), (33232, 57680), (34505, 55552), (34720, 55208), (37520, 51088), (39680, 48307), (41540, 46144), (42880, 44702)]