1801530720

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12637}}^1$

素因数の和:12675

約数の個数: 240

約数和(自身を含む): 6936442128

約数和(自身を除く): 5134911408

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 27, 30, 32, 33, 36, 40, 44, 45, 48, 54, 55, 60, 66, 72, 80, 81, 88, 90, 96, 99, 108, 110, 120, 132, 135, 144, 160, 162, 165, 176, 180, 198, 216, 220, 240, 264, 270, 288, 297, 324, 330, 352, 360, 396, 405, 432, 440, 480, 495, 528, 540, 594, 648, 660, 720, 792, 810, 864, 880, 891, 990, 1056, 1080, 1188, 1296, 1320, 1440, 1485, 1584, 1620, 1760, 1782, 1980, 2160, 2376, 2592, 2640, 2970, 3168, 3240, 3564, 3960, 4320, 4455, 4752, 5280, 5940, 6480, 7128, 7920, 8910, 9504, 11880, 12637, 12960, 14256, 15840, 17820, 23760, 25274, 28512, 35640, 37911, 47520, 50548, 63185, 71280, 75822, 101096, 113733, 126370, 139007, 142560, 151644, 189555, 202192, 227466, 252740, 278014, 303288, 341199, 379110, 404384, 417021, 454932, 505480, 556028, 568665, 606576, 682398, 695035, 758220, 834042, 909864, 1010960, 1023597, 1112056, 1137330, 1213152, 1251063, 1364796, 1390070, 1516440, 1668084, 1705995, 1819728, 2021920, 2047194, 2085105, 2224112, 2274660, 2502126, 2729592, 2780140, 3032880, 3336168, 3411990, 3639456, 3753189, 4094388, 4170210, 4448224, 4549320, 5004252, 5117985, 5459184, 5560280, 6065760, 6255315, 6672336, 6823980, 7506378, 8188776, 8340420, 9098640, 10008504, 10235970, 10918368, 11120560, 11259567, 12510630, 13344672, 13647960, 15012756, 16377552, 16680840, 18197280, 18765945, 20017008, 20471940, 22241120, 22519134, 25021260, 27295920, 30025512, 32755104, 33361680, 37531890, 40034016, 40943880, 45038268, 50042520, 54591840, 56297835, 60051024, 66723360, 75063780, 81887760, 90076536, 100085040, 112595670, 120102048, 150127560, 163775520, 180153072, 200170080, 225191340, 300255120, 360306144, 450382680, 600510240, 900765360, 1801530720]

約数ペア:

[(1, 1801530720), (2, 900765360), (3, 600510240), (4, 450382680), (5, 360306144), (6, 300255120), (8, 225191340), (9, 200170080), (10, 180153072), (11, 163775520), (12, 150127560), (15, 120102048), (16, 112595670), (18, 100085040), (20, 90076536), (22, 81887760), (24, 75063780), (27, 66723360), (30, 60051024), (32, 56297835), (33, 54591840), (36, 50042520), (40, 45038268), (44, 40943880), (45, 40034016), (48, 37531890), (54, 33361680), (55, 32755104), (60, 30025512), (66, 27295920), (72, 25021260), (80, 22519134), (81, 22241120), (88, 20471940), (90, 20017008), (96, 18765945), (99, 18197280), (108, 16680840), (110, 16377552), (120, 15012756), (132, 13647960), (135, 13344672), (144, 12510630), (160, 11259567), (162, 11120560), (165, 10918368), (176, 10235970), (180, 10008504), (198, 9098640), (216, 8340420), (220, 8188776), (240, 7506378), (264, 6823980), (270, 6672336), (288, 6255315), (297, 6065760), (324, 5560280), (330, 5459184), (352, 5117985), (360, 5004252), (396, 4549320), (405, 4448224), (432, 4170210), (440, 4094388), (480, 3753189), (495, 3639456), (528, 3411990), (540, 3336168), (594, 3032880), (648, 2780140), (660, 2729592), (720, 2502126), (792, 2274660), (810, 2224112), (864, 2085105), (880, 2047194), (891, 2021920), (990, 1819728), (1056, 1705995), (1080, 1668084), (1188, 1516440), (1296, 1390070), (1320, 1364796), (1440, 1251063), (1485, 1213152), (1584, 1137330), (1620, 1112056), (1760, 1023597), (1782, 1010960), (1980, 909864), (2160, 834042), (2376, 758220), (2592, 695035), (2640, 682398), (2970, 606576), (3168, 568665), (3240, 556028), (3564, 505480), (3960, 454932), (4320, 417021), (4455, 404384), (4752, 379110), (5280, 341199), (5940, 303288), (6480, 278014), (7128, 252740), (7920, 227466), (8910, 202192), (9504, 189555), (11880, 151644), (12637, 142560), (12960, 139007), (14256, 126370), (15840, 113733), (17820, 101096), (23760, 75822), (25274, 71280), (28512, 63185), (35640, 50548), (37911, 47520)]