26512640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1$

素因数の和:308

約数の個数: 144

約数和(自身を含む): 79470720

約数和(自身を除く): 52958080

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, 128, 140, 154, 160, 176, 220, 224, 256, 269, 280, 308, 320, 352, 385, 440, 448, 538, 560, 616, 640, 704, 770, 880, 896, 1076, 1120, 1232, 1280, 1345, 1408, 1540, 1760, 1792, 1883, 2152, 2240, 2464, 2690, 2816, 2959, 3080, 3520, 3766, 4304, 4480, 4928, 5380, 5918, 6160, 7040, 7532, 8608, 8960, 9415, 9856, 10760, 11836, 12320, 14080, 14795, 15064, 17216, 18830, 19712, 20713, 21520, 23672, 24640, 29590, 30128, 34432, 37660, 41426, 43040, 47344, 49280, 59180, 60256, 68864, 75320, 82852, 86080, 94688, 98560, 103565, 118360, 120512, 150640, 165704, 172160, 189376, 207130, 236720, 241024, 301280, 331408, 344320, 378752, 414260, 473440, 482048, 602560, 662816, 757504, 828520, 946880, 1205120, 1325632, 1657040, 1893760, 2410240, 2651264, 3314080, 3787520, 5302528, 6628160, 13256320, 26512640]

約数ペア:

[(1, 26512640), (2, 13256320), (4, 6628160), (5, 5302528), (7, 3787520), (8, 3314080), (10, 2651264), (11, 2410240), (14, 1893760), (16, 1657040), (20, 1325632), (22, 1205120), (28, 946880), (32, 828520), (35, 757504), (40, 662816), (44, 602560), (55, 482048), (56, 473440), (64, 414260), (70, 378752), (77, 344320), (80, 331408), (88, 301280), (110, 241024), (112, 236720), (128, 207130), (140, 189376), (154, 172160), (160, 165704), (176, 150640), (220, 120512), (224, 118360), (256, 103565), (269, 98560), (280, 94688), (308, 86080), (320, 82852), (352, 75320), (385, 68864), (440, 60256), (448, 59180), (538, 49280), (560, 47344), (616, 43040), (640, 41426), (704, 37660), (770, 34432), (880, 30128), (896, 29590), (1076, 24640), (1120, 23672), (1232, 21520), (1280, 20713), (1345, 19712), (1408, 18830), (1540, 17216), (1760, 15064), (1792, 14795), (1883, 14080), (2152, 12320), (2240, 11836), (2464, 10760), (2690, 9856), (2816, 9415), (2959, 8960), (3080, 8608), (3520, 7532), (3766, 7040), (4304, 6160), (4480, 5918), (4928, 5380)]