814971920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 240

約数和(自身を含む): 2335832640

約数和(自身を除く): 1520860720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 35, 40, 49, 56, 58, 67, 70, 80, 98, 107, 112, 116, 134, 140, 145, 196, 203, 214, 232, 245, 268, 280, 290, 335, 392, 406, 428, 464, 469, 490, 535, 536, 560, 580, 670, 749, 784, 812, 856, 938, 980, 1015, 1070, 1072, 1160, 1340, 1421, 1498, 1624, 1712, 1876, 1943, 1960, 2030, 2140, 2320, 2345, 2680, 2842, 2996, 3103, 3248, 3283, 3745, 3752, 3886, 3920, 4060, 4280, 4690, 5243, 5360, 5684, 5992, 6206, 6566, 7105, 7169, 7490, 7504, 7772, 8120, 8560, 9380, 9715, 10486, 11368, 11984, 12412, 13132, 13601, 14210, 14338, 14980, 15515, 15544, 16240, 16415, 18760, 19430, 20972, 21721, 22736, 24824, 26215, 26264, 27202, 28420, 28676, 29960, 31030, 31088, 32830, 35845, 37520, 38860, 41944, 43442, 49648, 50183, 52430, 52528, 54404, 56840, 57352, 59920, 62060, 65660, 68005, 71690, 77720, 83888, 86884, 95207, 100366, 104860, 108605, 108808, 113680, 114704, 124120, 131320, 136010, 143380, 152047, 155440, 173768, 190414, 200732, 207901, 209720, 217210, 217616, 248240, 250915, 262640, 272020, 286760, 304094, 347536, 351281, 380828, 401464, 415802, 419440, 434420, 476035, 501830, 544040, 573520, 608188, 702562, 760235, 761656, 802928, 831604, 868840, 952070, 1003660, 1039505, 1088080, 1216376, 1405124, 1455307, 1520470, 1523312, 1663208, 1737680, 1756405, 1904140, 2007320, 2079010, 2432752, 2810248, 2910614, 3040940, 3326416, 3512810, 3808280, 4014640, 4158020, 5620496, 5821228, 6081880, 7025620, 7276535, 7616560, 8316040, 10187149, 11642456, 12163760, 14051240, 14553070, 16632080, 20374298, 23284912, 28102480, 29106140, 40748596, 50935745, 58212280, 81497192, 101871490, 116424560, 162994384, 203742980, 407485960, 814971920]

約数ペア:

[(1, 814971920), (2, 407485960), (4, 203742980), (5, 162994384), (7, 116424560), (8, 101871490), (10, 81497192), (14, 58212280), (16, 50935745), (20, 40748596), (28, 29106140), (29, 28102480), (35, 23284912), (40, 20374298), (49, 16632080), (56, 14553070), (58, 14051240), (67, 12163760), (70, 11642456), (80, 10187149), (98, 8316040), (107, 7616560), (112, 7276535), (116, 7025620), (134, 6081880), (140, 5821228), (145, 5620496), (196, 4158020), (203, 4014640), (214, 3808280), (232, 3512810), (245, 3326416), (268, 3040940), (280, 2910614), (290, 2810248), (335, 2432752), (392, 2079010), (406, 2007320), (428, 1904140), (464, 1756405), (469, 1737680), (490, 1663208), (535, 1523312), (536, 1520470), (560, 1455307), (580, 1405124), (670, 1216376), (749, 1088080), (784, 1039505), (812, 1003660), (856, 952070), (938, 868840), (980, 831604), (1015, 802928), (1070, 761656), (1072, 760235), (1160, 702562), (1340, 608188), (1421, 573520), (1498, 544040), (1624, 501830), (1712, 476035), (1876, 434420), (1943, 419440), (1960, 415802), (2030, 401464), (2140, 380828), (2320, 351281), (2345, 347536), (2680, 304094), (2842, 286760), (2996, 272020), (3103, 262640), (3248, 250915), (3283, 248240), (3745, 217616), (3752, 217210), (3886, 209720), (3920, 207901), (4060, 200732), (4280, 190414), (4690, 173768), (5243, 155440), (5360, 152047), (5684, 143380), (5992, 136010), (6206, 131320), (6566, 124120), (7105, 114704), (7169, 113680), (7490, 108808), (7504, 108605), (7772, 104860), (8120, 100366), (8560, 95207), (9380, 86884), (9715, 83888), (10486, 77720), (11368, 71690), (11984, 68005), (12412, 65660), (13132, 62060), (13601, 59920), (14210, 57352), (14338, 56840), (14980, 54404), (15515, 52528), (15544, 52430), (16240, 50183), (16415, 49648), (18760, 43442), (19430, 41944), (20972, 38860), (21721, 37520), (22736, 35845), (24824, 32830), (26215, 31088), (26264, 31030), (27202, 29960), (28420, 28676)]