171431680

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 216

約数和(自身を含む): 504639072

約数和(自身を除く): 333207392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 32, 35, 38, 40, 53, 56, 64, 70, 76, 80, 95, 106, 112, 128, 133, 140, 152, 160, 190, 212, 224, 256, 265, 266, 280, 304, 320, 361, 371, 380, 424, 448, 530, 532, 560, 608, 640, 665, 722, 742, 760, 848, 896, 1007, 1060, 1064, 1120, 1216, 1280, 1330, 1444, 1484, 1520, 1696, 1792, 1805, 1855, 2014, 2120, 2128, 2240, 2432, 2527, 2660, 2888, 2968, 3040, 3392, 3610, 3710, 4028, 4240, 4256, 4480, 4864, 5035, 5054, 5320, 5776, 5936, 6080, 6784, 7049, 7220, 7420, 8056, 8480, 8512, 8960, 10070, 10108, 10640, 11552, 11872, 12160, 12635, 13568, 14098, 14440, 14840, 16112, 16960, 17024, 19133, 20140, 20216, 21280, 23104, 23744, 24320, 25270, 28196, 28880, 29680, 32224, 33920, 34048, 35245, 38266, 40280, 40432, 42560, 46208, 47488, 50540, 56392, 57760, 59360, 64448, 67840, 70490, 76532, 80560, 80864, 85120, 92416, 94976, 95665, 101080, 112784, 115520, 118720, 128896, 133931, 140980, 153064, 161120, 161728, 170240, 191330, 202160, 225568, 231040, 237440, 257792, 267862, 281960, 306128, 322240, 323456, 382660, 404320, 451136, 462080, 474880, 535724, 563920, 612256, 644480, 646912, 669655, 765320, 808640, 902272, 1071448, 1127840, 1224512, 1288960, 1339310, 1530640, 1617280, 1804544, 2142896, 2255680, 2449024, 2678620, 3061280, 3234560, 4285792, 4511360, 4898048, 5357240, 6122560, 8571584, 9022720, 10714480, 12245120, 17143168, 21428960, 24490240, 34286336, 42857920, 85715840, 171431680]

約数ペア:

[(1, 171431680), (2, 85715840), (4, 42857920), (5, 34286336), (7, 24490240), (8, 21428960), (10, 17143168), (14, 12245120), (16, 10714480), (19, 9022720), (20, 8571584), (28, 6122560), (32, 5357240), (35, 4898048), (38, 4511360), (40, 4285792), (53, 3234560), (56, 3061280), (64, 2678620), (70, 2449024), (76, 2255680), (80, 2142896), (95, 1804544), (106, 1617280), (112, 1530640), (128, 1339310), (133, 1288960), (140, 1224512), (152, 1127840), (160, 1071448), (190, 902272), (212, 808640), (224, 765320), (256, 669655), (265, 646912), (266, 644480), (280, 612256), (304, 563920), (320, 535724), (361, 474880), (371, 462080), (380, 451136), (424, 404320), (448, 382660), (530, 323456), (532, 322240), (560, 306128), (608, 281960), (640, 267862), (665, 257792), (722, 237440), (742, 231040), (760, 225568), (848, 202160), (896, 191330), (1007, 170240), (1060, 161728), (1064, 161120), (1120, 153064), (1216, 140980), (1280, 133931), (1330, 128896), (1444, 118720), (1484, 115520), (1520, 112784), (1696, 101080), (1792, 95665), (1805, 94976), (1855, 92416), (2014, 85120), (2120, 80864), (2128, 80560), (2240, 76532), (2432, 70490), (2527, 67840), (2660, 64448), (2888, 59360), (2968, 57760), (3040, 56392), (3392, 50540), (3610, 47488), (3710, 46208), (4028, 42560), (4240, 40432), (4256, 40280), (4480, 38266), (4864, 35245), (5035, 34048), (5054, 33920), (5320, 32224), (5776, 29680), (5936, 28880), (6080, 28196), (6784, 25270), (7049, 24320), (7220, 23744), (7420, 23104), (8056, 21280), (8480, 20216), (8512, 20140), (8960, 19133), (10070, 17024), (10108, 16960), (10640, 16112), (11552, 14840), (11872, 14440), (12160, 14098), (12635, 13568)]