78102080

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{293}}^1$

素因数の和:341

約数の個数: 168

約数和(自身を含む): 229852728

約数和(自身を除く): 151750648

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 49, 56, 64, 68, 70, 80, 85, 98, 112, 119, 136, 140, 160, 170, 196, 224, 238, 245, 272, 280, 293, 320, 340, 392, 448, 476, 490, 544, 560, 586, 595, 680, 784, 833, 952, 980, 1088, 1120, 1172, 1190, 1360, 1465, 1568, 1666, 1904, 1960, 2051, 2240, 2344, 2380, 2720, 2930, 3136, 3332, 3808, 3920, 4102, 4165, 4688, 4760, 4981, 5440, 5860, 6664, 7616, 7840, 8204, 8330, 9376, 9520, 9962, 10255, 11720, 13328, 14357, 15680, 16408, 16660, 18752, 19040, 19924, 20510, 23440, 24905, 26656, 28714, 32816, 33320, 34867, 38080, 39848, 41020, 46880, 49810, 53312, 57428, 65632, 66640, 69734, 71785, 79696, 82040, 93760, 99620, 114856, 131264, 133280, 139468, 143570, 159392, 164080, 174335, 199240, 229712, 244069, 266560, 278936, 287140, 318784, 328160, 348670, 398480, 459424, 488138, 557872, 574280, 656320, 697340, 796960, 918848, 976276, 1115744, 1148560, 1220345, 1394680, 1593920, 1952552, 2231488, 2297120, 2440690, 2789360, 3905104, 4594240, 4881380, 5578720, 7810208, 9762760, 11157440, 15620416, 19525520, 39051040, 78102080]

約数ペア:

[(1, 78102080), (2, 39051040), (4, 19525520), (5, 15620416), (7, 11157440), (8, 9762760), (10, 7810208), (14, 5578720), (16, 4881380), (17, 4594240), (20, 3905104), (28, 2789360), (32, 2440690), (34, 2297120), (35, 2231488), (40, 1952552), (49, 1593920), (56, 1394680), (64, 1220345), (68, 1148560), (70, 1115744), (80, 976276), (85, 918848), (98, 796960), (112, 697340), (119, 656320), (136, 574280), (140, 557872), (160, 488138), (170, 459424), (196, 398480), (224, 348670), (238, 328160), (245, 318784), (272, 287140), (280, 278936), (293, 266560), (320, 244069), (340, 229712), (392, 199240), (448, 174335), (476, 164080), (490, 159392), (544, 143570), (560, 139468), (586, 133280), (595, 131264), (680, 114856), (784, 99620), (833, 93760), (952, 82040), (980, 79696), (1088, 71785), (1120, 69734), (1172, 66640), (1190, 65632), (1360, 57428), (1465, 53312), (1568, 49810), (1666, 46880), (1904, 41020), (1960, 39848), (2051, 38080), (2240, 34867), (2344, 33320), (2380, 32816), (2720, 28714), (2930, 26656), (3136, 24905), (3332, 23440), (3808, 20510), (3920, 19924), (4102, 19040), (4165, 18752), (4688, 16660), (4760, 16408), (4981, 15680), (5440, 14357), (5860, 13328), (6664, 11720), (7616, 10255), (7840, 9962), (8204, 9520), (8330, 9376)]