512000640

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{863}}^1$

素因数の和:991

約数の個数: 192

約数和(自身を含む): 1787235840

約数和(自身を除く): 1275235200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 103, 120, 128, 144, 160, 180, 192, 206, 240, 288, 309, 320, 360, 384, 412, 480, 515, 576, 618, 640, 720, 824, 863, 927, 960, 1030, 1152, 1236, 1440, 1545, 1648, 1726, 1854, 1920, 2060, 2472, 2589, 2880, 3090, 3296, 3452, 3708, 4120, 4315, 4635, 4944, 5178, 5760, 6180, 6592, 6904, 7416, 7767, 8240, 8630, 9270, 9888, 10356, 12360, 12945, 13184, 13808, 14832, 15534, 16480, 17260, 18540, 19776, 20712, 24720, 25890, 27616, 29664, 31068, 32960, 34520, 37080, 38835, 39552, 41424, 49440, 51780, 55232, 59328, 62136, 65920, 69040, 74160, 77670, 82848, 88889, 98880, 103560, 110464, 118656, 124272, 138080, 148320, 155340, 165696, 177778, 197760, 207120, 248544, 266667, 276160, 296640, 310680, 331392, 355556, 414240, 444445, 497088, 533334, 552320, 593280, 621360, 711112, 800001, 828480, 888890, 994176, 1066668, 1242720, 1333335, 1422224, 1600002, 1656960, 1777780, 2133336, 2485440, 2666670, 2844448, 3200004, 3555560, 4000005, 4266672, 4970880, 5333340, 5688896, 6400008, 7111120, 8000010, 8533344, 10666680, 11377792, 12800016, 14222240, 16000020, 17066688, 21333360, 25600032, 28444480, 32000040, 34133376, 42666720, 51200064, 56888960, 64000080, 85333440, 102400128, 128000160, 170666880, 256000320, 512000640]

約数ペア:

[(1, 512000640), (2, 256000320), (3, 170666880), (4, 128000160), (5, 102400128), (6, 85333440), (8, 64000080), (9, 56888960), (10, 51200064), (12, 42666720), (15, 34133376), (16, 32000040), (18, 28444480), (20, 25600032), (24, 21333360), (30, 17066688), (32, 16000020), (36, 14222240), (40, 12800016), (45, 11377792), (48, 10666680), (60, 8533344), (64, 8000010), (72, 7111120), (80, 6400008), (90, 5688896), (96, 5333340), (103, 4970880), (120, 4266672), (128, 4000005), (144, 3555560), (160, 3200004), (180, 2844448), (192, 2666670), (206, 2485440), (240, 2133336), (288, 1777780), (309, 1656960), (320, 1600002), (360, 1422224), (384, 1333335), (412, 1242720), (480, 1066668), (515, 994176), (576, 888890), (618, 828480), (640, 800001), (720, 711112), (824, 621360), (863, 593280), (927, 552320), (960, 533334), (1030, 497088), (1152, 444445), (1236, 414240), (1440, 355556), (1545, 331392), (1648, 310680), (1726, 296640), (1854, 276160), (1920, 266667), (2060, 248544), (2472, 207120), (2589, 197760), (2880, 177778), (3090, 165696), (3296, 155340), (3452, 148320), (3708, 138080), (4120, 124272), (4315, 118656), (4635, 110464), (4944, 103560), (5178, 98880), (5760, 88889), (6180, 82848), (6592, 77670), (6904, 74160), (7416, 69040), (7767, 65920), (8240, 62136), (8630, 59328), (9270, 55232), (9888, 51780), (10356, 49440), (12360, 41424), (12945, 39552), (13184, 38835), (13808, 37080), (14832, 34520), (15534, 32960), (16480, 31068), (17260, 29664), (18540, 27616), (19776, 25890), (20712, 24720)]