127818880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:406

約数の個数: 128

約数和(自身を含む): 353882880

約数和(自身を除く): 226064000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 103, 112, 128, 140, 160, 206, 224, 277, 280, 320, 412, 448, 515, 554, 560, 640, 721, 824, 896, 1030, 1108, 1120, 1385, 1442, 1648, 1939, 2060, 2216, 2240, 2770, 2884, 3296, 3605, 3878, 4120, 4432, 4480, 5540, 5768, 6592, 7210, 7756, 8240, 8864, 9695, 11080, 11536, 13184, 14420, 15512, 16480, 17728, 19390, 22160, 23072, 28531, 28840, 31024, 32960, 35456, 38780, 44320, 46144, 57062, 57680, 62048, 65920, 77560, 88640, 92288, 114124, 115360, 124096, 142655, 155120, 177280, 199717, 228248, 230720, 248192, 285310, 310240, 399434, 456496, 461440, 570620, 620480, 798868, 912992, 998585, 1141240, 1240960, 1597736, 1825984, 1997170, 2282480, 3195472, 3651968, 3994340, 4564960, 6390944, 7988680, 9129920, 12781888, 15977360, 18259840, 25563776, 31954720, 63909440, 127818880]

約数ペア:

[(1, 127818880), (2, 63909440), (4, 31954720), (5, 25563776), (7, 18259840), (8, 15977360), (10, 12781888), (14, 9129920), (16, 7988680), (20, 6390944), (28, 4564960), (32, 3994340), (35, 3651968), (40, 3195472), (56, 2282480), (64, 1997170), (70, 1825984), (80, 1597736), (103, 1240960), (112, 1141240), (128, 998585), (140, 912992), (160, 798868), (206, 620480), (224, 570620), (277, 461440), (280, 456496), (320, 399434), (412, 310240), (448, 285310), (515, 248192), (554, 230720), (560, 228248), (640, 199717), (721, 177280), (824, 155120), (896, 142655), (1030, 124096), (1108, 115360), (1120, 114124), (1385, 92288), (1442, 88640), (1648, 77560), (1939, 65920), (2060, 62048), (2216, 57680), (2240, 57062), (2770, 46144), (2884, 44320), (3296, 38780), (3605, 35456), (3878, 32960), (4120, 31024), (4432, 28840), (4480, 28531), (5540, 23072), (5768, 22160), (6592, 19390), (7210, 17728), (7756, 16480), (8240, 15512), (8864, 14420), (9695, 13184), (11080, 11536)]