161341440

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1$

素因数の和:148

約数の個数: 224

約数和(自身を含む): 561478176

約数和(自身を除く): 400136736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 101, 104, 120, 128, 130, 156, 160, 192, 195, 202, 208, 240, 256, 260, 303, 312, 320, 384, 390, 404, 416, 480, 505, 512, 520, 606, 624, 640, 768, 780, 808, 832, 960, 1010, 1024, 1040, 1212, 1248, 1280, 1313, 1515, 1536, 1560, 1616, 1664, 1920, 2020, 2048, 2080, 2424, 2496, 2560, 2626, 3030, 3072, 3120, 3232, 3328, 3840, 3939, 4040, 4096, 4160, 4848, 4992, 5120, 5252, 6060, 6144, 6240, 6464, 6565, 6656, 7680, 7878, 8080, 8192, 8320, 9696, 9984, 10240, 10504, 12120, 12288, 12480, 12928, 13130, 13312, 15360, 15756, 16160, 16640, 19392, 19695, 19968, 20480, 21008, 24240, 24576, 24960, 25856, 26260, 26624, 30720, 31512, 32320, 33280, 38784, 39390, 39936, 40960, 42016, 48480, 49920, 51712, 52520, 53248, 61440, 63024, 64640, 66560, 77568, 78780, 79872, 84032, 96960, 99840, 103424, 105040, 106496, 122880, 126048, 129280, 133120, 155136, 157560, 159744, 168064, 193920, 199680, 206848, 210080, 252096, 258560, 266240, 310272, 315120, 319488, 336128, 387840, 399360, 413696, 420160, 504192, 517120, 532480, 620544, 630240, 672256, 775680, 798720, 827392, 840320, 1008384, 1034240, 1241088, 1260480, 1344512, 1551360, 1597440, 1680640, 2016768, 2068480, 2482176, 2520960, 2689024, 3102720, 3361280, 4033536, 4136960, 5041920, 5378048, 6205440, 6722560, 8067072, 10083840, 10756096, 12410880, 13445120, 16134144, 20167680, 26890240, 32268288, 40335360, 53780480, 80670720, 161341440]

約数ペア:

[(1, 161341440), (2, 80670720), (3, 53780480), (4, 40335360), (5, 32268288), (6, 26890240), (8, 20167680), (10, 16134144), (12, 13445120), (13, 12410880), (15, 10756096), (16, 10083840), (20, 8067072), (24, 6722560), (26, 6205440), (30, 5378048), (32, 5041920), (39, 4136960), (40, 4033536), (48, 3361280), (52, 3102720), (60, 2689024), (64, 2520960), (65, 2482176), (78, 2068480), (80, 2016768), (96, 1680640), (101, 1597440), (104, 1551360), (120, 1344512), (128, 1260480), (130, 1241088), (156, 1034240), (160, 1008384), (192, 840320), (195, 827392), (202, 798720), (208, 775680), (240, 672256), (256, 630240), (260, 620544), (303, 532480), (312, 517120), (320, 504192), (384, 420160), (390, 413696), (404, 399360), (416, 387840), (480, 336128), (505, 319488), (512, 315120), (520, 310272), (606, 266240), (624, 258560), (640, 252096), (768, 210080), (780, 206848), (808, 199680), (832, 193920), (960, 168064), (1010, 159744), (1024, 157560), (1040, 155136), (1212, 133120), (1248, 129280), (1280, 126048), (1313, 122880), (1515, 106496), (1536, 105040), (1560, 103424), (1616, 99840), (1664, 96960), (1920, 84032), (2020, 79872), (2048, 78780), (2080, 77568), (2424, 66560), (2496, 64640), (2560, 63024), (2626, 61440), (3030, 53248), (3072, 52520), (3120, 51712), (3232, 49920), (3328, 48480), (3840, 42016), (3939, 40960), (4040, 39936), (4096, 39390), (4160, 38784), (4848, 33280), (4992, 32320), (5120, 31512), (5252, 30720), (6060, 26624), (6144, 26260), (6240, 25856), (6464, 24960), (6565, 24576), (6656, 24240), (7680, 21008), (7878, 20480), (8080, 19968), (8192, 19695), (8320, 19392), (9696, 16640), (9984, 16160), (10240, 15756), (10504, 15360), (12120, 13312), (12288, 13130), (12480, 12928)]