646217280

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1297}}^1$

素因数の和:1493

約数の個数: 168

約数和(自身を含む): 2237289912

約数和(自身を除く): 1591072632

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 173, 180, 192, 240, 288, 320, 346, 360, 480, 519, 576, 692, 720, 865, 960, 1038, 1297, 1384, 1440, 1557, 1730, 2076, 2594, 2595, 2768, 2880, 3114, 3460, 3891, 4152, 5188, 5190, 5536, 6228, 6485, 6920, 7782, 7785, 8304, 10376, 10380, 11072, 11673, 12456, 12970, 13840, 15564, 15570, 16608, 19455, 20752, 20760, 23346, 24912, 25940, 27680, 31128, 31140, 33216, 38910, 41504, 41520, 46692, 49824, 51880, 55360, 58365, 62256, 62280, 77820, 83008, 83040, 93384, 99648, 103760, 116730, 124512, 124560, 155640, 166080, 186768, 207520, 224381, 233460, 249024, 249120, 311280, 373536, 415040, 448762, 466920, 498240, 622560, 673143, 747072, 897524, 933840, 1121905, 1245120, 1346286, 1795048, 1867680, 2019429, 2243810, 2692572, 3365715, 3590096, 3735360, 4038858, 4487620, 5385144, 6731430, 7180192, 8077716, 8975240, 10097145, 10770288, 13462860, 14360384, 16155432, 17950480, 20194290, 21540576, 26925720, 32310864, 35900960, 40388580, 43081152, 53851440, 64621728, 71801920, 80777160, 107702880, 129243456, 161554320, 215405760, 323108640, 646217280]

約数ペア:

[(1, 646217280), (2, 323108640), (3, 215405760), (4, 161554320), (5, 129243456), (6, 107702880), (8, 80777160), (9, 71801920), (10, 64621728), (12, 53851440), (15, 43081152), (16, 40388580), (18, 35900960), (20, 32310864), (24, 26925720), (30, 21540576), (32, 20194290), (36, 17950480), (40, 16155432), (45, 14360384), (48, 13462860), (60, 10770288), (64, 10097145), (72, 8975240), (80, 8077716), (90, 7180192), (96, 6731430), (120, 5385144), (144, 4487620), (160, 4038858), (173, 3735360), (180, 3590096), (192, 3365715), (240, 2692572), (288, 2243810), (320, 2019429), (346, 1867680), (360, 1795048), (480, 1346286), (519, 1245120), (576, 1121905), (692, 933840), (720, 897524), (865, 747072), (960, 673143), (1038, 622560), (1297, 498240), (1384, 466920), (1440, 448762), (1557, 415040), (1730, 373536), (2076, 311280), (2594, 249120), (2595, 249024), (2768, 233460), (2880, 224381), (3114, 207520), (3460, 186768), (3891, 166080), (4152, 155640), (5188, 124560), (5190, 124512), (5536, 116730), (6228, 103760), (6485, 99648), (6920, 93384), (7782, 83040), (7785, 83008), (8304, 77820), (10376, 62280), (10380, 62256), (11072, 58365), (11673, 55360), (12456, 51880), (12970, 49824), (13840, 46692), (15564, 41520), (15570, 41504), (16608, 38910), (19455, 33216), (20752, 31140), (20760, 31128), (23346, 27680), (24912, 25940)]