213396120

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{97}}^2$

素因数の和:224

約数の個数: 240

約数和(自身を含む): 828249840

約数和(自身を除く): 614853720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 81, 84, 90, 97, 105, 108, 120, 126, 135, 140, 162, 168, 180, 189, 194, 210, 216, 252, 270, 280, 291, 315, 324, 360, 378, 388, 405, 420, 485, 504, 540, 567, 582, 630, 648, 679, 756, 776, 810, 840, 873, 945, 970, 1080, 1134, 1164, 1260, 1358, 1455, 1512, 1620, 1746, 1890, 1940, 2037, 2268, 2328, 2520, 2619, 2716, 2835, 2910, 3240, 3395, 3492, 3780, 3880, 4074, 4365, 4536, 5238, 5432, 5670, 5820, 6111, 6790, 6984, 7560, 7857, 8148, 8730, 9409, 10185, 10476, 11340, 11640, 12222, 13095, 13580, 15714, 16296, 17460, 18333, 18818, 20370, 20952, 22680, 24444, 26190, 27160, 28227, 30555, 31428, 34920, 36666, 37636, 39285, 40740, 47045, 48888, 52380, 54999, 56454, 61110, 62856, 65863, 73332, 75272, 78570, 81480, 84681, 91665, 94090, 104760, 109998, 112908, 122220, 131726, 141135, 146664, 157140, 169362, 183330, 188180, 197589, 219996, 225816, 244440, 254043, 263452, 274995, 282270, 314280, 329315, 338724, 366660, 376360, 395178, 423405, 439992, 508086, 526904, 549990, 564540, 592767, 658630, 677448, 733320, 762129, 790356, 846810, 987945, 1016172, 1099980, 1129080, 1185534, 1270215, 1317260, 1524258, 1580712, 1693620, 1778301, 1975890, 2032344, 2199960, 2371068, 2540430, 2634520, 2963835, 3048516, 3387240, 3556602, 3810645, 3951780, 4742136, 5080860, 5334903, 5927670, 6097032, 7113204, 7621290, 7903560, 8891505, 10161720, 10669806, 11855340, 14226408, 15242580, 17783010, 21339612, 23710680, 26674515, 30485160, 35566020, 42679224, 53349030, 71132040, 106698060, 213396120]

約数ペア:

[(1, 213396120), (2, 106698060), (3, 71132040), (4, 53349030), (5, 42679224), (6, 35566020), (7, 30485160), (8, 26674515), (9, 23710680), (10, 21339612), (12, 17783010), (14, 15242580), (15, 14226408), (18, 11855340), (20, 10669806), (21, 10161720), (24, 8891505), (27, 7903560), (28, 7621290), (30, 7113204), (35, 6097032), (36, 5927670), (40, 5334903), (42, 5080860), (45, 4742136), (54, 3951780), (56, 3810645), (60, 3556602), (63, 3387240), (70, 3048516), (72, 2963835), (81, 2634520), (84, 2540430), (90, 2371068), (97, 2199960), (105, 2032344), (108, 1975890), (120, 1778301), (126, 1693620), (135, 1580712), (140, 1524258), (162, 1317260), (168, 1270215), (180, 1185534), (189, 1129080), (194, 1099980), (210, 1016172), (216, 987945), (252, 846810), (270, 790356), (280, 762129), (291, 733320), (315, 677448), (324, 658630), (360, 592767), (378, 564540), (388, 549990), (405, 526904), (420, 508086), (485, 439992), (504, 423405), (540, 395178), (567, 376360), (582, 366660), (630, 338724), (648, 329315), (679, 314280), (756, 282270), (776, 274995), (810, 263452), (840, 254043), (873, 244440), (945, 225816), (970, 219996), (1080, 197589), (1134, 188180), (1164, 183330), (1260, 169362), (1358, 157140), (1455, 146664), (1512, 141135), (1620, 131726), (1746, 122220), (1890, 112908), (1940, 109998), (2037, 104760), (2268, 94090), (2328, 91665), (2520, 84681), (2619, 81480), (2716, 78570), (2835, 75272), (2910, 73332), (3240, 65863), (3395, 62856), (3492, 61110), (3780, 56454), (3880, 54999), (4074, 52380), (4365, 48888), (4536, 47045), (5238, 40740), (5432, 39285), (5670, 37636), (5820, 36666), (6111, 34920), (6790, 31428), (6984, 30555), (7560, 28227), (7857, 27160), (8148, 26190), (8730, 24444), (9409, 22680), (10185, 20952), (10476, 20370), (11340, 18818), (11640, 18333), (12222, 17460), (13095, 16296), (13580, 15714)]