20406726720

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1\times {\mathrm{449}}^1$

素因数の和:882

約数の個数: 336

約数和(自身を含む): 72179078400

約数和(自身を除く): 51772351680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 43, 45, 48, 60, 64, 72, 80, 86, 90, 96, 120, 129, 144, 160, 172, 180, 192, 215, 240, 258, 288, 320, 344, 360, 367, 387, 430, 449, 480, 516, 576, 645, 688, 720, 734, 774, 860, 898, 960, 1032, 1101, 1290, 1347, 1376, 1440, 1468, 1548, 1720, 1796, 1835, 1935, 2064, 2202, 2245, 2580, 2694, 2752, 2880, 2936, 3096, 3303, 3440, 3592, 3670, 3870, 4041, 4128, 4404, 4490, 5160, 5388, 5505, 5872, 6192, 6606, 6735, 6880, 7184, 7340, 7740, 8082, 8256, 8808, 8980, 10320, 10776, 11010, 11744, 12384, 13212, 13470, 13760, 14368, 14680, 15480, 15781, 16164, 16515, 17616, 17960, 19307, 20205, 20640, 21552, 22020, 23488, 24768, 26424, 26940, 28736, 29360, 30960, 31562, 32328, 33030, 35232, 35920, 38614, 40410, 41280, 43104, 44040, 47343, 52848, 53880, 57921, 58720, 61920, 63124, 64656, 66060, 70464, 71840, 77228, 78905, 80820, 86208, 88080, 94686, 96535, 105696, 107760, 115842, 117440, 123840, 126248, 129312, 132120, 142029, 143680, 154456, 157810, 161640, 164783, 173763, 176160, 189372, 193070, 211392, 215520, 231684, 236715, 252496, 258624, 264240, 284058, 289605, 308912, 315620, 323280, 329566, 347526, 352320, 378744, 386140, 431040, 463368, 473430, 494349, 504992, 528480, 568116, 579210, 617824, 631240, 646560, 659132, 695052, 710145, 757488, 772280, 823915, 868815, 926736, 946860, 988698, 1009984, 1056960, 1136232, 1158420, 1235648, 1262480, 1293120, 1318264, 1390104, 1420290, 1483047, 1514976, 1544560, 1647830, 1737630, 1853472, 1893720, 1977396, 2272464, 2316840, 2471745, 2524960, 2636528, 2780208, 2840580, 2966094, 3029952, 3089120, 3295660, 3475260, 3706944, 3787440, 3954792, 4544928, 4633680, 4943490, 5049920, 5273056, 5560416, 5681160, 5932188, 6178240, 6591320, 6950520, 7085669, 7415235, 7574880, 7909584, 9089856, 9267360, 9886980, 10546112, 11120832, 11362320, 11864376, 13182640, 13901040, 14171338, 14830470, 15149760, 15819168, 18534720, 19773960, 21257007, 22724640, 23728752, 26365280, 27802080, 28342676, 29660940, 31638336, 35428345, 39547920, 42514014, 45449280, 47457504, 52730560, 55604160, 56685352, 59321880, 63771021, 70856690, 79095840, 85028028, 94915008, 106285035, 113370704, 118643760, 127542042, 141713380, 158191680, 170056056, 212570070, 226741408, 237287520, 255084084, 283426760, 318855105, 340112112, 425140140, 453482816, 474575040, 510168168, 566853520, 637710210, 680224224, 850280280, 1020336336, 1133707040, 1275420420, 1360448448, 1700560560, 2040672672, 2267414080, 2550840840, 3401121120, 4081345344, 5101681680, 6802242240, 10203363360, 20406726720]

約数ペア:

[(1, 20406726720), (2, 10203363360), (3, 6802242240), (4, 5101681680), (5, 4081345344), (6, 3401121120), (8, 2550840840), (9, 2267414080), (10, 2040672672), (12, 1700560560), (15, 1360448448), (16, 1275420420), (18, 1133707040), (20, 1020336336), (24, 850280280), (30, 680224224), (32, 637710210), (36, 566853520), (40, 510168168), (43, 474575040), (45, 453482816), (48, 425140140), (60, 340112112), (64, 318855105), (72, 283426760), (80, 255084084), (86, 237287520), (90, 226741408), (96, 212570070), (120, 170056056), (129, 158191680), (144, 141713380), (160, 127542042), (172, 118643760), (180, 113370704), (192, 106285035), (215, 94915008), (240, 85028028), (258, 79095840), (288, 70856690), (320, 63771021), (344, 59321880), (360, 56685352), (367, 55604160), (387, 52730560), (430, 47457504), (449, 45449280), (480, 42514014), (516, 39547920), (576, 35428345), (645, 31638336), (688, 29660940), (720, 28342676), (734, 27802080), (774, 26365280), (860, 23728752), (898, 22724640), (960, 21257007), (1032, 19773960), (1101, 18534720), (1290, 15819168), (1347, 15149760), (1376, 14830470), (1440, 14171338), (1468, 13901040), (1548, 13182640), (1720, 11864376), (1796, 11362320), (1835, 11120832), (1935, 10546112), (2064, 9886980), (2202, 9267360), (2245, 9089856), (2580, 7909584), (2694, 7574880), (2752, 7415235), (2880, 7085669), (2936, 6950520), (3096, 6591320), (3303, 6178240), (3440, 5932188), (3592, 5681160), (3670, 5560416), (3870, 5273056), (4041, 5049920), (4128, 4943490), (4404, 4633680), (4490, 4544928), (5160, 3954792), (5388, 3787440), (5505, 3706944), (5872, 3475260), (6192, 3295660), (6606, 3089120), (6735, 3029952), (6880, 2966094), (7184, 2840580), (7340, 2780208), (7740, 2636528), (8082, 2524960), (8256, 2471745), (8808, 2316840), (8980, 2272464), (10320, 1977396), (10776, 1893720), (11010, 1853472), (11744, 1737630), (12384, 1647830), (13212, 1544560), (13470, 1514976), (13760, 1483047), (14368, 1420290), (14680, 1390104), (15480, 1318264), (15781, 1293120), (16164, 1262480), (16515, 1235648), (17616, 1158420), (17960, 1136232), (19307, 1056960), (20205, 1009984), (20640, 988698), (21552, 946860), (22020, 926736), (23488, 868815), (24768, 823915), (26424, 772280), (26940, 757488), (28736, 710145), (29360, 695052), (30960, 659132), (31562, 646560), (32328, 631240), (33030, 617824), (35232, 579210), (35920, 568116), (38614, 528480), (40410, 504992), (41280, 494349), (43104, 473430), (44040, 463368), (47343, 431040), (52848, 386140), (53880, 378744), (57921, 352320), (58720, 347526), (61920, 329566), (63124, 323280), (64656, 315620), (66060, 308912), (70464, 289605), (71840, 284058), (77228, 264240), (78905, 258624), (80820, 252496), (86208, 236715), (88080, 231684), (94686, 215520), (96535, 211392), (105696, 193070), (107760, 189372), (115842, 176160), (117440, 173763), (123840, 164783), (126248, 161640), (129312, 157810), (132120, 154456), (142029, 143680)]