420717120

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:329

約数の個数: 224

約数和(自身を含む): 1406078976

約数和(自身を除く): 985361856

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 67, 80, 93, 96, 120, 124, 134, 155, 160, 186, 192, 201, 211, 240, 248, 268, 310, 320, 335, 372, 402, 422, 465, 480, 496, 536, 620, 633, 670, 744, 804, 844, 930, 960, 992, 1005, 1055, 1072, 1240, 1266, 1340, 1488, 1608, 1688, 1860, 1984, 2010, 2077, 2110, 2144, 2480, 2532, 2680, 2976, 3165, 3216, 3376, 3720, 4020, 4154, 4220, 4288, 4960, 5064, 5360, 5952, 6231, 6330, 6432, 6541, 6752, 7440, 8040, 8308, 8440, 9920, 10128, 10385, 10720, 12462, 12660, 12864, 13082, 13504, 14137, 14880, 16080, 16616, 16880, 19623, 20256, 20770, 21440, 24924, 25320, 26164, 28274, 29760, 31155, 32160, 32705, 33232, 33760, 39246, 40512, 41540, 42411, 49848, 50640, 52328, 56548, 62310, 64320, 65410, 66464, 67520, 70685, 78492, 83080, 84822, 98115, 99696, 101280, 104656, 113096, 124620, 130820, 132928, 141370, 156984, 166160, 169644, 196230, 199392, 202560, 209312, 212055, 226192, 249240, 261640, 282740, 313968, 332320, 339288, 392460, 398784, 418624, 424110, 438247, 452384, 498480, 523280, 565480, 627936, 664640, 678576, 784920, 848220, 876494, 904768, 996960, 1046560, 1130960, 1255872, 1314741, 1357152, 1569840, 1696440, 1752988, 1993920, 2093120, 2191235, 2261920, 2629482, 2714304, 3139680, 3392880, 3505976, 4382470, 4523840, 5258964, 6279360, 6573705, 6785760, 7011952, 8764940, 10517928, 13147410, 13571520, 14023904, 17529880, 21035856, 26294820, 28047808, 35059760, 42071712, 52589640, 70119520, 84143424, 105179280, 140239040, 210358560, 420717120]

約数ペア:

[(1, 420717120), (2, 210358560), (3, 140239040), (4, 105179280), (5, 84143424), (6, 70119520), (8, 52589640), (10, 42071712), (12, 35059760), (15, 28047808), (16, 26294820), (20, 21035856), (24, 17529880), (30, 14023904), (31, 13571520), (32, 13147410), (40, 10517928), (48, 8764940), (60, 7011952), (62, 6785760), (64, 6573705), (67, 6279360), (80, 5258964), (93, 4523840), (96, 4382470), (120, 3505976), (124, 3392880), (134, 3139680), (155, 2714304), (160, 2629482), (186, 2261920), (192, 2191235), (201, 2093120), (211, 1993920), (240, 1752988), (248, 1696440), (268, 1569840), (310, 1357152), (320, 1314741), (335, 1255872), (372, 1130960), (402, 1046560), (422, 996960), (465, 904768), (480, 876494), (496, 848220), (536, 784920), (620, 678576), (633, 664640), (670, 627936), (744, 565480), (804, 523280), (844, 498480), (930, 452384), (960, 438247), (992, 424110), (1005, 418624), (1055, 398784), (1072, 392460), (1240, 339288), (1266, 332320), (1340, 313968), (1488, 282740), (1608, 261640), (1688, 249240), (1860, 226192), (1984, 212055), (2010, 209312), (2077, 202560), (2110, 199392), (2144, 196230), (2480, 169644), (2532, 166160), (2680, 156984), (2976, 141370), (3165, 132928), (3216, 130820), (3376, 124620), (3720, 113096), (4020, 104656), (4154, 101280), (4220, 99696), (4288, 98115), (4960, 84822), (5064, 83080), (5360, 78492), (5952, 70685), (6231, 67520), (6330, 66464), (6432, 65410), (6541, 64320), (6752, 62310), (7440, 56548), (8040, 52328), (8308, 50640), (8440, 49848), (9920, 42411), (10128, 41540), (10385, 40512), (10720, 39246), (12462, 33760), (12660, 33232), (12864, 32705), (13082, 32160), (13504, 31155), (14137, 29760), (14880, 28274), (16080, 26164), (16616, 25320), (16880, 24924), (19623, 21440), (20256, 20770)]