1387505280

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{103237}}^1$

素因数の和:103266

約数の個数: 128

約数和(自身を含む): 5054532480

約数和(自身を除く): 3667027200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 103237, 206474, 309711, 412948, 516185, 619422, 722659, 825896, 1032370, 1238844, 1445318, 1548555, 1651792, 2064740, 2167977, 2477688, 2890636, 3097110, 3303584, 3613295, 4129480, 4335954, 4955376, 5781272, 6194220, 6607168, 7226590, 8258960, 8671908, 9910752, 10839885, 11562544, 12388440, 13214336, 14453180, 16517920, 17343816, 19821504, 21679770, 23125088, 24776880, 28906360, 33035840, 34687632, 39643008, 43359540, 46250176, 49553760, 57812720, 66071680, 69375264, 86719080, 92500352, 99107520, 115625440, 138750528, 173438160, 198215040, 231250880, 277501056, 346876320, 462501760, 693752640, 1387505280]

約数ペア:

[(1, 1387505280), (2, 693752640), (3, 462501760), (4, 346876320), (5, 277501056), (6, 231250880), (7, 198215040), (8, 173438160), (10, 138750528), (12, 115625440), (14, 99107520), (15, 92500352), (16, 86719080), (20, 69375264), (21, 66071680), (24, 57812720), (28, 49553760), (30, 46250176), (32, 43359540), (35, 39643008), (40, 34687632), (42, 33035840), (48, 28906360), (56, 24776880), (60, 23125088), (64, 21679770), (70, 19821504), (80, 17343816), (84, 16517920), (96, 14453180), (105, 13214336), (112, 12388440), (120, 11562544), (128, 10839885), (140, 9910752), (160, 8671908), (168, 8258960), (192, 7226590), (210, 6607168), (224, 6194220), (240, 5781272), (280, 4955376), (320, 4335954), (336, 4129480), (384, 3613295), (420, 3303584), (448, 3097110), (480, 2890636), (560, 2477688), (640, 2167977), (672, 2064740), (840, 1651792), (896, 1548555), (960, 1445318), (1120, 1238844), (1344, 1032370), (1680, 825896), (1920, 722659), (2240, 619422), (2688, 516185), (3360, 412948), (4480, 309711), (6720, 206474), (13440, 103237)]