20605760640

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{1091}}^1\times {\mathrm{1093}}^1$

素因数の和:2212

約数の個数: 256

約数和(自身を含む): 73112457600

約数和(自身を除く): 52506696960

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, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1091, 1093, 1152, 1440, 1728, 1920, 2160, 2182, 2186, 2880, 3273, 3279, 3456, 4320, 4364, 4372, 5455, 5465, 5760, 6546, 6558, 8640, 8728, 8744, 9819, 9837, 10910, 10930, 13092, 13116, 16365, 16395, 17280, 17456, 17488, 19638, 19674, 21820, 21860, 26184, 26232, 29457, 29511, 32730, 32790, 34912, 34976, 39276, 39348, 43640, 43720, 49095, 49185, 52368, 52464, 58914, 59022, 65460, 65580, 69824, 69952, 78552, 78696, 87280, 87440, 98190, 98370, 104736, 104928, 117828, 118044, 130920, 131160, 139648, 139904, 147285, 147555, 157104, 157392, 174560, 174880, 196380, 196740, 209472, 209856, 235656, 236088, 261840, 262320, 294570, 295110, 314208, 314784, 349120, 349760, 392760, 393480, 418944, 419712, 471312, 472176, 523680, 524640, 589140, 590220, 628416, 629568, 698240, 699520, 785520, 786960, 942624, 944352, 1047360, 1049280, 1178280, 1180440, 1192463, 1256832, 1259136, 1571040, 1573920, 1885248, 1888704, 2094720, 2098560, 2356560, 2360880, 2384926, 3142080, 3147840, 3577389, 3770496, 3777408, 4713120, 4721760, 4769852, 5962315, 6284160, 6295680, 7154778, 9426240, 9443520, 9539704, 10732167, 11924630, 14309556, 17886945, 18852480, 18887040, 19079408, 21464334, 23849260, 28619112, 32196501, 35773890, 38158816, 42928668, 47698520, 53660835, 57238224, 64393002, 71547780, 76317632, 85857336, 95397040, 107321670, 114476448, 128786004, 143095560, 152635264, 160982505, 171714672, 190794080, 214643340, 228952896, 257572008, 286191120, 321965010, 343429344, 381588160, 429286680, 457905792, 515144016, 572382240, 643930020, 686858688, 763176320, 858573360, 1030288032, 1144764480, 1287860040, 1373717376, 1717146720, 2060576064, 2289528960, 2575720080, 3434293440, 4121152128, 5151440160, 6868586880, 10302880320, 20605760640]

約数ペア:

[(1, 20605760640), (2, 10302880320), (3, 6868586880), (4, 5151440160), (5, 4121152128), (6, 3434293440), (8, 2575720080), (9, 2289528960), (10, 2060576064), (12, 1717146720), (15, 1373717376), (16, 1287860040), (18, 1144764480), (20, 1030288032), (24, 858573360), (27, 763176320), (30, 686858688), (32, 643930020), (36, 572382240), (40, 515144016), (45, 457905792), (48, 429286680), (54, 381588160), (60, 343429344), (64, 321965010), (72, 286191120), (80, 257572008), (90, 228952896), (96, 214643340), (108, 190794080), (120, 171714672), (128, 160982505), (135, 152635264), (144, 143095560), (160, 128786004), (180, 114476448), (192, 107321670), (216, 95397040), (240, 85857336), (270, 76317632), (288, 71547780), (320, 64393002), (360, 57238224), (384, 53660835), (432, 47698520), (480, 42928668), (540, 38158816), (576, 35773890), (640, 32196501), (720, 28619112), (864, 23849260), (960, 21464334), (1080, 19079408), (1091, 18887040), (1093, 18852480), (1152, 17886945), (1440, 14309556), (1728, 11924630), (1920, 10732167), (2160, 9539704), (2182, 9443520), (2186, 9426240), (2880, 7154778), (3273, 6295680), (3279, 6284160), (3456, 5962315), (4320, 4769852), (4364, 4721760), (4372, 4713120), (5455, 3777408), (5465, 3770496), (5760, 3577389), (6546, 3147840), (6558, 3142080), (8640, 2384926), (8728, 2360880), (8744, 2356560), (9819, 2098560), (9837, 2094720), (10910, 1888704), (10930, 1885248), (13092, 1573920), (13116, 1571040), (16365, 1259136), (16395, 1256832), (17280, 1192463), (17456, 1180440), (17488, 1178280), (19638, 1049280), (19674, 1047360), (21820, 944352), (21860, 942624), (26184, 786960), (26232, 785520), (29457, 699520), (29511, 698240), (32730, 629568), (32790, 628416), (34912, 590220), (34976, 589140), (39276, 524640), (39348, 523680), (43640, 472176), (43720, 471312), (49095, 419712), (49185, 418944), (52368, 393480), (52464, 392760), (58914, 349760), (59022, 349120), (65460, 314784), (65580, 314208), (69824, 295110), (69952, 294570), (78552, 262320), (78696, 261840), (87280, 236088), (87440, 235656), (98190, 209856), (98370, 209472), (104736, 196740), (104928, 196380), (117828, 174880), (118044, 174560), (130920, 157392), (131160, 157104), (139648, 147555), (139904, 147285)]