198991728

素因数分解:

$2^4\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:194

約数の個数: 240

約数和(自身を含む): 647069696

約数和(自身を除く): 448077968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 31, 36, 39, 48, 52, 54, 62, 72, 78, 81, 93, 104, 108, 117, 124, 127, 144, 156, 162, 186, 208, 216, 234, 243, 248, 254, 279, 312, 324, 351, 372, 381, 403, 432, 468, 486, 496, 508, 558, 624, 648, 702, 744, 762, 806, 837, 936, 972, 1016, 1053, 1116, 1143, 1209, 1296, 1404, 1488, 1524, 1612, 1651, 1674, 1872, 1944, 2032, 2106, 2232, 2286, 2418, 2511, 2808, 3048, 3159, 3224, 3302, 3348, 3429, 3627, 3888, 3937, 4212, 4464, 4572, 4836, 4953, 5022, 5616, 6096, 6318, 6448, 6604, 6696, 6858, 7254, 7533, 7874, 8424, 9144, 9672, 9906, 10044, 10287, 10881, 11811, 12636, 13208, 13392, 13716, 14508, 14859, 15066, 15748, 16848, 18288, 19344, 19812, 20088, 20574, 21762, 23622, 25272, 26416, 27432, 29016, 29718, 30132, 30861, 31496, 32643, 35433, 39624, 40176, 41148, 43524, 44577, 47244, 50544, 51181, 54864, 58032, 59436, 60264, 61722, 62992, 65286, 70866, 79248, 82296, 87048, 89154, 94488, 97929, 102362, 106299, 118872, 120528, 123444, 130572, 133731, 141732, 153543, 164592, 174096, 178308, 188976, 195858, 204724, 212598, 237744, 246888, 261144, 267462, 283464, 307086, 318897, 356616, 391716, 401193, 409448, 425196, 460629, 493776, 522288, 534924, 566928, 614172, 637794, 713232, 783432, 802386, 818896, 850392, 921258, 956691, 1069848, 1228344, 1275588, 1381887, 1566864, 1604772, 1700784, 1842516, 1913382, 2139696, 2456688, 2551176, 2763774, 3209544, 3685032, 3826764, 4145661, 5102352, 5527548, 6419088, 7370064, 7653528, 8291322, 11055096, 12436983, 15307056, 16582644, 22110192, 24873966, 33165288, 49747932, 66330576, 99495864, 198991728]

約数ペア:

[(1, 198991728), (2, 99495864), (3, 66330576), (4, 49747932), (6, 33165288), (8, 24873966), (9, 22110192), (12, 16582644), (13, 15307056), (16, 12436983), (18, 11055096), (24, 8291322), (26, 7653528), (27, 7370064), (31, 6419088), (36, 5527548), (39, 5102352), (48, 4145661), (52, 3826764), (54, 3685032), (62, 3209544), (72, 2763774), (78, 2551176), (81, 2456688), (93, 2139696), (104, 1913382), (108, 1842516), (117, 1700784), (124, 1604772), (127, 1566864), (144, 1381887), (156, 1275588), (162, 1228344), (186, 1069848), (208, 956691), (216, 921258), (234, 850392), (243, 818896), (248, 802386), (254, 783432), (279, 713232), (312, 637794), (324, 614172), (351, 566928), (372, 534924), (381, 522288), (403, 493776), (432, 460629), (468, 425196), (486, 409448), (496, 401193), (508, 391716), (558, 356616), (624, 318897), (648, 307086), (702, 283464), (744, 267462), (762, 261144), (806, 246888), (837, 237744), (936, 212598), (972, 204724), (1016, 195858), (1053, 188976), (1116, 178308), (1143, 174096), (1209, 164592), (1296, 153543), (1404, 141732), (1488, 133731), (1524, 130572), (1612, 123444), (1651, 120528), (1674, 118872), (1872, 106299), (1944, 102362), (2032, 97929), (2106, 94488), (2232, 89154), (2286, 87048), (2418, 82296), (2511, 79248), (2808, 70866), (3048, 65286), (3159, 62992), (3224, 61722), (3302, 60264), (3348, 59436), (3429, 58032), (3627, 54864), (3888, 51181), (3937, 50544), (4212, 47244), (4464, 44577), (4572, 43524), (4836, 41148), (4953, 40176), (5022, 39624), (5616, 35433), (6096, 32643), (6318, 31496), (6448, 30861), (6604, 30132), (6696, 29718), (6858, 29016), (7254, 27432), (7533, 26416), (7874, 25272), (8424, 23622), (9144, 21762), (9672, 20574), (9906, 20088), (10044, 19812), (10287, 19344), (10881, 18288), (11811, 16848), (12636, 15748), (13208, 15066), (13392, 14859), (13716, 14508)]