2157023520

素因数分解:

$2^5\times 3^6\times 5^1\times {\mathrm{18493}}^1$

素因数の和:18526

約数の個数: 168

約数和(自身を含む): 7640870076

約数和(自身を除く): 5483846556

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, 72, 80, 81, 90, 96, 108, 120, 135, 144, 160, 162, 180, 216, 240, 243, 270, 288, 324, 360, 405, 432, 480, 486, 540, 648, 720, 729, 810, 864, 972, 1080, 1215, 1296, 1440, 1458, 1620, 1944, 2160, 2430, 2592, 2916, 3240, 3645, 3888, 4320, 4860, 5832, 6480, 7290, 7776, 9720, 11664, 12960, 14580, 18493, 19440, 23328, 29160, 36986, 38880, 55479, 58320, 73972, 92465, 110958, 116640, 147944, 166437, 184930, 221916, 277395, 295888, 332874, 369860, 443832, 499311, 554790, 591776, 665748, 739720, 832185, 887664, 998622, 1109580, 1331496, 1479440, 1497933, 1664370, 1775328, 1997244, 2219160, 2496555, 2662992, 2958880, 2995866, 3328740, 3994488, 4438320, 4493799, 4993110, 5325984, 5991732, 6657480, 7489665, 7988976, 8876640, 8987598, 9986220, 11983464, 13314960, 13481397, 14979330, 15977952, 17975196, 19972440, 22468995, 23966928, 26629920, 26962794, 29958660, 35950392, 39944880, 44937990, 47933856, 53925588, 59917320, 67406985, 71900784, 79889760, 89875980, 107851176, 119834640, 134813970, 143801568, 179751960, 215702352, 239669280, 269627940, 359503920, 431404704, 539255880, 719007840, 1078511760, 2157023520]

約数ペア:

[(1, 2157023520), (2, 1078511760), (3, 719007840), (4, 539255880), (5, 431404704), (6, 359503920), (8, 269627940), (9, 239669280), (10, 215702352), (12, 179751960), (15, 143801568), (16, 134813970), (18, 119834640), (20, 107851176), (24, 89875980), (27, 79889760), (30, 71900784), (32, 67406985), (36, 59917320), (40, 53925588), (45, 47933856), (48, 44937990), (54, 39944880), (60, 35950392), (72, 29958660), (80, 26962794), (81, 26629920), (90, 23966928), (96, 22468995), (108, 19972440), (120, 17975196), (135, 15977952), (144, 14979330), (160, 13481397), (162, 13314960), (180, 11983464), (216, 9986220), (240, 8987598), (243, 8876640), (270, 7988976), (288, 7489665), (324, 6657480), (360, 5991732), (405, 5325984), (432, 4993110), (480, 4493799), (486, 4438320), (540, 3994488), (648, 3328740), (720, 2995866), (729, 2958880), (810, 2662992), (864, 2496555), (972, 2219160), (1080, 1997244), (1215, 1775328), (1296, 1664370), (1440, 1497933), (1458, 1479440), (1620, 1331496), (1944, 1109580), (2160, 998622), (2430, 887664), (2592, 832185), (2916, 739720), (3240, 665748), (3645, 591776), (3888, 554790), (4320, 499311), (4860, 443832), (5832, 369860), (6480, 332874), (7290, 295888), (7776, 277395), (9720, 221916), (11664, 184930), (12960, 166437), (14580, 147944), (18493, 116640), (19440, 110958), (23328, 92465), (29160, 73972), (36986, 58320), (38880, 55479)]