31155840

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{601}}^1$

素因数の和:632

約数の個数: 160

約数和(自身を含む): 111448260

約数和(自身を除く): 80292420

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 601, 640, 648, 720, 810, 864, 960, 1080, 1152, 1202, 1296, 1440, 1620, 1728, 1803, 1920, 2160, 2404, 2592, 2880, 3005, 3240, 3456, 3606, 4320, 4808, 5184, 5409, 5760, 6010, 6480, 7212, 8640, 9015, 9616, 10368, 10818, 12020, 12960, 14424, 16227, 17280, 18030, 19232, 21636, 24040, 25920, 27045, 28848, 32454, 36060, 38464, 43272, 48080, 48681, 51840, 54090, 57696, 64908, 72120, 76928, 81135, 86544, 96160, 97362, 108180, 115392, 129816, 144240, 162270, 173088, 192320, 194724, 216360, 230784, 243405, 259632, 288480, 324540, 346176, 384640, 389448, 432720, 486810, 519264, 576960, 649080, 692352, 778896, 865440, 973620, 1038528, 1153920, 1298160, 1557792, 1730880, 1947240, 2077056, 2596320, 3115584, 3461760, 3894480, 5192640, 6231168, 7788960, 10385280, 15577920, 31155840]

約数ペア:

[(1, 31155840), (2, 15577920), (3, 10385280), (4, 7788960), (5, 6231168), (6, 5192640), (8, 3894480), (9, 3461760), (10, 3115584), (12, 2596320), (15, 2077056), (16, 1947240), (18, 1730880), (20, 1557792), (24, 1298160), (27, 1153920), (30, 1038528), (32, 973620), (36, 865440), (40, 778896), (45, 692352), (48, 649080), (54, 576960), (60, 519264), (64, 486810), (72, 432720), (80, 389448), (81, 384640), (90, 346176), (96, 324540), (108, 288480), (120, 259632), (128, 243405), (135, 230784), (144, 216360), (160, 194724), (162, 192320), (180, 173088), (192, 162270), (216, 144240), (240, 129816), (270, 115392), (288, 108180), (320, 97362), (324, 96160), (360, 86544), (384, 81135), (405, 76928), (432, 72120), (480, 64908), (540, 57696), (576, 54090), (601, 51840), (640, 48681), (648, 48080), (720, 43272), (810, 38464), (864, 36060), (960, 32454), (1080, 28848), (1152, 27045), (1202, 25920), (1296, 24040), (1440, 21636), (1620, 19232), (1728, 18030), (1803, 17280), (1920, 16227), (2160, 14424), (2404, 12960), (2592, 12020), (2880, 10818), (3005, 10368), (3240, 9616), (3456, 9015), (3606, 8640), (4320, 7212), (4808, 6480), (5184, 6010), (5409, 5760)]