1888171488

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{67}}^1\times {\mathrm{1997}}^1$

素因数の和:2094

約数の個数: 216

約数和(自身を含む): 6342539112

約数和(自身を除く): 4454367624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 49, 56, 63, 67, 72, 84, 96, 98, 112, 126, 134, 144, 147, 168, 196, 201, 224, 252, 268, 288, 294, 336, 392, 402, 441, 469, 504, 536, 588, 603, 672, 784, 804, 882, 938, 1008, 1072, 1176, 1206, 1407, 1568, 1608, 1764, 1876, 1997, 2016, 2144, 2352, 2412, 2814, 3216, 3283, 3528, 3752, 3994, 4221, 4704, 4824, 5628, 5991, 6432, 6566, 7056, 7504, 7988, 8442, 9648, 9849, 11256, 11982, 13132, 13979, 14112, 15008, 15976, 16884, 17973, 19296, 19698, 22512, 23964, 26264, 27958, 29547, 31952, 33768, 35946, 39396, 41937, 45024, 47928, 52528, 55916, 59094, 63904, 67536, 71892, 78792, 83874, 95856, 97853, 105056, 111832, 118188, 125811, 133799, 135072, 143784, 157584, 167748, 191712, 195706, 223664, 236376, 251622, 267598, 287568, 293559, 315168, 335496, 391412, 401397, 447328, 472752, 503244, 535196, 575136, 587118, 670992, 782824, 802794, 880677, 936593, 945504, 1006488, 1070392, 1174236, 1204191, 1341984, 1565648, 1605588, 1761354, 1873186, 2012976, 2140784, 2348472, 2408382, 2809779, 3131296, 3211176, 3522708, 3746372, 4025952, 4281568, 4696944, 4816764, 5619558, 6422352, 6556151, 7045416, 7492744, 8429337, 9393888, 9633528, 11239116, 12844704, 13112302, 14090832, 14985488, 16858674, 19267056, 19668453, 22478232, 26224604, 28181664, 29970976, 33717348, 38534112, 39336906, 44956464, 52449208, 59005359, 67434696, 78673812, 89912928, 104898416, 118010718, 134869392, 157347624, 209796832, 236021436, 269738784, 314695248, 472042872, 629390496, 944085744, 1888171488]

約数ペア:

[(1, 1888171488), (2, 944085744), (3, 629390496), (4, 472042872), (6, 314695248), (7, 269738784), (8, 236021436), (9, 209796832), (12, 157347624), (14, 134869392), (16, 118010718), (18, 104898416), (21, 89912928), (24, 78673812), (28, 67434696), (32, 59005359), (36, 52449208), (42, 44956464), (48, 39336906), (49, 38534112), (56, 33717348), (63, 29970976), (67, 28181664), (72, 26224604), (84, 22478232), (96, 19668453), (98, 19267056), (112, 16858674), (126, 14985488), (134, 14090832), (144, 13112302), (147, 12844704), (168, 11239116), (196, 9633528), (201, 9393888), (224, 8429337), (252, 7492744), (268, 7045416), (288, 6556151), (294, 6422352), (336, 5619558), (392, 4816764), (402, 4696944), (441, 4281568), (469, 4025952), (504, 3746372), (536, 3522708), (588, 3211176), (603, 3131296), (672, 2809779), (784, 2408382), (804, 2348472), (882, 2140784), (938, 2012976), (1008, 1873186), (1072, 1761354), (1176, 1605588), (1206, 1565648), (1407, 1341984), (1568, 1204191), (1608, 1174236), (1764, 1070392), (1876, 1006488), (1997, 945504), (2016, 936593), (2144, 880677), (2352, 802794), (2412, 782824), (2814, 670992), (3216, 587118), (3283, 575136), (3528, 535196), (3752, 503244), (3994, 472752), (4221, 447328), (4704, 401397), (4824, 391412), (5628, 335496), (5991, 315168), (6432, 293559), (6566, 287568), (7056, 267598), (7504, 251622), (7988, 236376), (8442, 223664), (9648, 195706), (9849, 191712), (11256, 167748), (11982, 157584), (13132, 143784), (13979, 135072), (14112, 133799), (15008, 125811), (15976, 118188), (16884, 111832), (17973, 105056), (19296, 97853), (19698, 95856), (22512, 83874), (23964, 78792), (26264, 71892), (27958, 67536), (29547, 63904), (31952, 59094), (33768, 55916), (35946, 52528), (39396, 47928), (41937, 45024)]