2128759920

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{20113}}^1$

素因数の和:20149

約数の個数: 240

約数和(自身を含む): 8529945120

約数和(自身を除く): 6401185200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 336, 360, 378, 392, 420, 432, 441, 490, 504, 540, 560, 588, 630, 720, 735, 756, 784, 840, 882, 945, 980, 1008, 1080, 1176, 1260, 1323, 1470, 1512, 1680, 1764, 1890, 1960, 2160, 2205, 2352, 2520, 2646, 2940, 3024, 3528, 3780, 3920, 4410, 5040, 5292, 5880, 6615, 7056, 7560, 8820, 10584, 11760, 13230, 15120, 17640, 20113, 21168, 26460, 35280, 40226, 52920, 60339, 80452, 100565, 105840, 120678, 140791, 160904, 181017, 201130, 241356, 281582, 301695, 321808, 362034, 402260, 422373, 482712, 543051, 563164, 603390, 703955, 724068, 804520, 844746, 905085, 965424, 985537, 1086102, 1126328, 1206780, 1267119, 1407910, 1448136, 1609040, 1689492, 1810170, 1971074, 2111865, 2172204, 2252656, 2413560, 2534238, 2715255, 2815820, 2896272, 2956611, 3378984, 3620340, 3801357, 3942148, 4223730, 4344408, 4827120, 4927685, 5068476, 5430510, 5631640, 5913222, 6335595, 6757968, 7240680, 7602714, 7884296, 8447460, 8688816, 8869833, 9855370, 10136952, 10861020, 11263280, 11826444, 12671190, 14481360, 14783055, 15205428, 15768592, 16894920, 17739666, 19006785, 19710740, 20273904, 21722040, 23652888, 25342380, 26609499, 29566110, 30410856, 33789840, 35479332, 38013570, 39421480, 43444080, 44349165, 47305776, 50684760, 53218998, 59132220, 60821712, 70958664, 76027140, 78842960, 88698330, 101369520, 106437996, 118264440, 133047495, 141917328, 152054280, 177396660, 212875992, 236528880, 266094990, 304108560, 354793320, 425751984, 532189980, 709586640, 1064379960, 2128759920]

約数ペア:

[(1, 2128759920), (2, 1064379960), (3, 709586640), (4, 532189980), (5, 425751984), (6, 354793320), (7, 304108560), (8, 266094990), (9, 236528880), (10, 212875992), (12, 177396660), (14, 152054280), (15, 141917328), (16, 133047495), (18, 118264440), (20, 106437996), (21, 101369520), (24, 88698330), (27, 78842960), (28, 76027140), (30, 70958664), (35, 60821712), (36, 59132220), (40, 53218998), (42, 50684760), (45, 47305776), (48, 44349165), (49, 43444080), (54, 39421480), (56, 38013570), (60, 35479332), (63, 33789840), (70, 30410856), (72, 29566110), (80, 26609499), (84, 25342380), (90, 23652888), (98, 21722040), (105, 20273904), (108, 19710740), (112, 19006785), (120, 17739666), (126, 16894920), (135, 15768592), (140, 15205428), (144, 14783055), (147, 14481360), (168, 12671190), (180, 11826444), (189, 11263280), (196, 10861020), (210, 10136952), (216, 9855370), (240, 8869833), (245, 8688816), (252, 8447460), (270, 7884296), (280, 7602714), (294, 7240680), (315, 6757968), (336, 6335595), (360, 5913222), (378, 5631640), (392, 5430510), (420, 5068476), (432, 4927685), (441, 4827120), (490, 4344408), (504, 4223730), (540, 3942148), (560, 3801357), (588, 3620340), (630, 3378984), (720, 2956611), (735, 2896272), (756, 2815820), (784, 2715255), (840, 2534238), (882, 2413560), (945, 2252656), (980, 2172204), (1008, 2111865), (1080, 1971074), (1176, 1810170), (1260, 1689492), (1323, 1609040), (1470, 1448136), (1512, 1407910), (1680, 1267119), (1764, 1206780), (1890, 1126328), (1960, 1086102), (2160, 985537), (2205, 965424), (2352, 905085), (2520, 844746), (2646, 804520), (2940, 724068), (3024, 703955), (3528, 603390), (3780, 563164), (3920, 543051), (4410, 482712), (5040, 422373), (5292, 402260), (5880, 362034), (6615, 321808), (7056, 301695), (7560, 281582), (8820, 241356), (10584, 201130), (11760, 181017), (13230, 160904), (15120, 140791), (17640, 120678), (20113, 105840), (21168, 100565), (26460, 80452), (35280, 60339), (40226, 52920)]