2156751360

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{3467}}^1$

素因数の和:3505

約数の個数: 240

約数和(自身を含む): 7748316576

約数和(自身を除く): 5591565216

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, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2560, 2592, 2880, 3240, 3456, 3467, 3840, 3888, 4320, 4608, 4860, 5184, 5760, 6480, 6912, 6934, 7680, 7776, 8640, 9720, 10368, 10401, 11520, 12960, 13824, 13868, 15552, 17280, 17335, 19440, 20736, 20802, 23040, 25920, 27736, 31104, 31203, 34560, 34670, 38880, 41472, 41604, 51840, 52005, 55472, 62208, 62406, 69120, 69340, 77760, 83208, 93609, 103680, 104010, 110944, 124416, 124812, 138680, 155520, 156015, 166416, 187218, 207360, 208020, 221888, 249624, 277360, 280827, 311040, 312030, 332832, 374436, 416040, 443776, 468045, 499248, 554720, 561654, 622080, 624060, 665664, 748872, 832080, 842481, 887552, 936090, 998496, 1109440, 1123308, 1248120, 1331328, 1404135, 1497744, 1664160, 1684962, 1775104, 1872180, 1996992, 2218880, 2246616, 2496240, 2662656, 2808270, 2995488, 3328320, 3369924, 3744360, 3993984, 4212405, 4437760, 4493232, 4992480, 5325312, 5616540, 5990976, 6656640, 6739848, 7488720, 7987968, 8424810, 8875520, 8986464, 9984960, 11233080, 11981952, 13313280, 13479696, 14977440, 15975936, 16849620, 17972928, 19969920, 22466160, 23963904, 26626560, 26959392, 29954880, 33699240, 35945856, 39939840, 44932320, 47927808, 53918784, 59909760, 67398480, 71891712, 79879680, 89864640, 107837568, 119819520, 134796960, 143783424, 179729280, 215675136, 239639040, 269593920, 359458560, 431350272, 539187840, 718917120, 1078375680, 2156751360]

約数ペア:

[(1, 2156751360), (2, 1078375680), (3, 718917120), (4, 539187840), (5, 431350272), (6, 359458560), (8, 269593920), (9, 239639040), (10, 215675136), (12, 179729280), (15, 143783424), (16, 134796960), (18, 119819520), (20, 107837568), (24, 89864640), (27, 79879680), (30, 71891712), (32, 67398480), (36, 59909760), (40, 53918784), (45, 47927808), (48, 44932320), (54, 39939840), (60, 35945856), (64, 33699240), (72, 29954880), (80, 26959392), (81, 26626560), (90, 23963904), (96, 22466160), (108, 19969920), (120, 17972928), (128, 16849620), (135, 15975936), (144, 14977440), (160, 13479696), (162, 13313280), (180, 11981952), (192, 11233080), (216, 9984960), (240, 8986464), (243, 8875520), (256, 8424810), (270, 7987968), (288, 7488720), (320, 6739848), (324, 6656640), (360, 5990976), (384, 5616540), (405, 5325312), (432, 4992480), (480, 4493232), (486, 4437760), (512, 4212405), (540, 3993984), (576, 3744360), (640, 3369924), (648, 3328320), (720, 2995488), (768, 2808270), (810, 2662656), (864, 2496240), (960, 2246616), (972, 2218880), (1080, 1996992), (1152, 1872180), (1215, 1775104), (1280, 1684962), (1296, 1664160), (1440, 1497744), (1536, 1404135), (1620, 1331328), (1728, 1248120), (1920, 1123308), (1944, 1109440), (2160, 998496), (2304, 936090), (2430, 887552), (2560, 842481), (2592, 832080), (2880, 748872), (3240, 665664), (3456, 624060), (3467, 622080), (3840, 561654), (3888, 554720), (4320, 499248), (4608, 468045), (4860, 443776), (5184, 416040), (5760, 374436), (6480, 332832), (6912, 312030), (6934, 311040), (7680, 280827), (7776, 277360), (8640, 249624), (9720, 221888), (10368, 208020), (10401, 207360), (11520, 187218), (12960, 166416), (13824, 156015), (13868, 155520), (15552, 138680), (17280, 124812), (17335, 124416), (19440, 110944), (20736, 104010), (20802, 103680), (23040, 93609), (25920, 83208), (27736, 77760), (31104, 69340), (31203, 69120), (34560, 62406), (34670, 62208), (38880, 55472), (41472, 52005), (41604, 51840)]