18960197760

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{470243}}^1$

素因数の和:470275

約数の個数: 192

約数和(自身を含む): 74825225280

約数和(自身を除く): 55865027520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 8064, 10080, 13440, 20160, 40320, 470243, 940486, 1410729, 1880972, 2351215, 2821458, 3291701, 3761944, 4232187, 4702430, 5642916, 6583402, 7053645, 7523888, 8464374, 9404860, 9875103, 11285832, 13166804, 14107290, 15047776, 16458505, 16928748, 18809720, 19750206, 21160935, 22571664, 26333608, 28214580, 29625309, 30095552, 32917010, 33857496, 37619440, 39500412, 42321870, 45143328, 49375515, 52667216, 56429160, 59250618, 60191104, 65834020, 67714992, 75238880, 79000824, 84643740, 90286656, 98751030, 105334432, 112858320, 118501236, 131668040, 135429984, 148126545, 150477760, 158001648, 169287480, 180573312, 197502060, 210668864, 225716640, 237002472, 263336080, 270859968, 296253090, 300955520, 316003296, 338574960, 395004120, 421337728, 451433280, 474004944, 526672160, 541719936, 592506180, 632006592, 677149920, 790008240, 902866560, 948009888, 1053344320, 1185012360, 1264013184, 1354299840, 1580016480, 1896019776, 2106688640, 2370024720, 2708599680, 3160032960, 3792039552, 4740049440, 6320065920, 9480098880, 18960197760]

約数ペア:

[(1, 18960197760), (2, 9480098880), (3, 6320065920), (4, 4740049440), (5, 3792039552), (6, 3160032960), (7, 2708599680), (8, 2370024720), (9, 2106688640), (10, 1896019776), (12, 1580016480), (14, 1354299840), (15, 1264013184), (16, 1185012360), (18, 1053344320), (20, 948009888), (21, 902866560), (24, 790008240), (28, 677149920), (30, 632006592), (32, 592506180), (35, 541719936), (36, 526672160), (40, 474004944), (42, 451433280), (45, 421337728), (48, 395004120), (56, 338574960), (60, 316003296), (63, 300955520), (64, 296253090), (70, 270859968), (72, 263336080), (80, 237002472), (84, 225716640), (90, 210668864), (96, 197502060), (105, 180573312), (112, 169287480), (120, 158001648), (126, 150477760), (128, 148126545), (140, 135429984), (144, 131668040), (160, 118501236), (168, 112858320), (180, 105334432), (192, 98751030), (210, 90286656), (224, 84643740), (240, 79000824), (252, 75238880), (280, 67714992), (288, 65834020), (315, 60191104), (320, 59250618), (336, 56429160), (360, 52667216), (384, 49375515), (420, 45143328), (448, 42321870), (480, 39500412), (504, 37619440), (560, 33857496), (576, 32917010), (630, 30095552), (640, 29625309), (672, 28214580), (720, 26333608), (840, 22571664), (896, 21160935), (960, 19750206), (1008, 18809720), (1120, 16928748), (1152, 16458505), (1260, 15047776), (1344, 14107290), (1440, 13166804), (1680, 11285832), (1920, 9875103), (2016, 9404860), (2240, 8464374), (2520, 7523888), (2688, 7053645), (2880, 6583402), (3360, 5642916), (4032, 4702430), (4480, 4232187), (5040, 3761944), (5760, 3291701), (6720, 2821458), (8064, 2351215), (10080, 1880972), (13440, 1410729), (20160, 940486), (40320, 470243)]