128349760

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5209}}^1$

素因数の和:5244

約数の個数: 112

約数和(自身を含む): 381121920

約数和(自身を除く): 252772160

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 704, 770, 880, 1120, 1232, 1540, 1760, 2240, 2464, 3080, 3520, 4928, 5209, 6160, 10418, 12320, 20836, 24640, 26045, 36463, 41672, 52090, 57299, 72926, 83344, 104180, 114598, 145852, 166688, 182315, 208360, 229196, 286495, 291704, 333376, 364630, 401093, 416720, 458392, 572990, 583408, 729260, 802186, 833440, 916784, 1145980, 1166816, 1458520, 1604372, 1666880, 1833568, 2005465, 2291960, 2333632, 2917040, 3208744, 3667136, 4010930, 4583920, 5834080, 6417488, 8021860, 9167840, 11668160, 12834976, 16043720, 18335680, 25669952, 32087440, 64174880, 128349760]

約数ペア:

[(1, 128349760), (2, 64174880), (4, 32087440), (5, 25669952), (7, 18335680), (8, 16043720), (10, 12834976), (11, 11668160), (14, 9167840), (16, 8021860), (20, 6417488), (22, 5834080), (28, 4583920), (32, 4010930), (35, 3667136), (40, 3208744), (44, 2917040), (55, 2333632), (56, 2291960), (64, 2005465), (70, 1833568), (77, 1666880), (80, 1604372), (88, 1458520), (110, 1166816), (112, 1145980), (140, 916784), (154, 833440), (160, 802186), (176, 729260), (220, 583408), (224, 572990), (280, 458392), (308, 416720), (320, 401093), (352, 364630), (385, 333376), (440, 291704), (448, 286495), (560, 229196), (616, 208360), (704, 182315), (770, 166688), (880, 145852), (1120, 114598), (1232, 104180), (1540, 83344), (1760, 72926), (2240, 57299), (2464, 52090), (3080, 41672), (3520, 36463), (4928, 26045), (5209, 24640), (6160, 20836), (10418, 12320)]