31538880

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:303

約数の個数: 168

約数和(自身を含む): 111264192

約数和(自身を除く): 79725312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 64, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 192, 233, 235, 240, 282, 288, 320, 360, 376, 423, 466, 470, 480, 564, 576, 699, 705, 720, 752, 846, 932, 940, 960, 1128, 1165, 1398, 1410, 1440, 1504, 1692, 1864, 1880, 2097, 2115, 2256, 2330, 2796, 2820, 2880, 3008, 3384, 3495, 3728, 3760, 4194, 4230, 4512, 4660, 5592, 5640, 6768, 6990, 7456, 7520, 8388, 8460, 9024, 9320, 10485, 10951, 11184, 11280, 13536, 13980, 14912, 15040, 16776, 16920, 18640, 20970, 21902, 22368, 22560, 27072, 27960, 32853, 33552, 33840, 37280, 41940, 43804, 44736, 45120, 54755, 55920, 65706, 67104, 67680, 74560, 83880, 87608, 98559, 109510, 111840, 131412, 134208, 135360, 164265, 167760, 175216, 197118, 219020, 223680, 262824, 328530, 335520, 350432, 394236, 438040, 492795, 525648, 657060, 671040, 700864, 788472, 876080, 985590, 1051296, 1314120, 1576944, 1752160, 1971180, 2102592, 2628240, 3153888, 3504320, 3942360, 5256480, 6307776, 7884720, 10512960, 15769440, 31538880]

約数ペア:

[(1, 31538880), (2, 15769440), (3, 10512960), (4, 7884720), (5, 6307776), (6, 5256480), (8, 3942360), (9, 3504320), (10, 3153888), (12, 2628240), (15, 2102592), (16, 1971180), (18, 1752160), (20, 1576944), (24, 1314120), (30, 1051296), (32, 985590), (36, 876080), (40, 788472), (45, 700864), (47, 671040), (48, 657060), (60, 525648), (64, 492795), (72, 438040), (80, 394236), (90, 350432), (94, 335520), (96, 328530), (120, 262824), (141, 223680), (144, 219020), (160, 197118), (180, 175216), (188, 167760), (192, 164265), (233, 135360), (235, 134208), (240, 131412), (282, 111840), (288, 109510), (320, 98559), (360, 87608), (376, 83880), (423, 74560), (466, 67680), (470, 67104), (480, 65706), (564, 55920), (576, 54755), (699, 45120), (705, 44736), (720, 43804), (752, 41940), (846, 37280), (932, 33840), (940, 33552), (960, 32853), (1128, 27960), (1165, 27072), (1398, 22560), (1410, 22368), (1440, 21902), (1504, 20970), (1692, 18640), (1864, 16920), (1880, 16776), (2097, 15040), (2115, 14912), (2256, 13980), (2330, 13536), (2796, 11280), (2820, 11184), (2880, 10951), (3008, 10485), (3384, 9320), (3495, 9024), (3728, 8460), (3760, 8388), (4194, 7520), (4230, 7456), (4512, 6990), (4660, 6768), (5592, 5640)]