1028123928

素因数分解:

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

素因数の和:220

約数の個数: 240

約数和(自身を含む): 3229712640

約数和(自身を除く): 2201588712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 81, 93, 104, 108, 117, 124, 127, 156, 162, 186, 216, 234, 248, 254, 279, 312, 324, 351, 372, 381, 403, 468, 508, 558, 648, 702, 744, 762, 806, 837, 936, 961, 1016, 1053, 1116, 1143, 1209, 1404, 1524, 1612, 1651, 1674, 1922, 2106, 2232, 2286, 2418, 2511, 2808, 2883, 3048, 3224, 3302, 3348, 3429, 3627, 3844, 3937, 4212, 4572, 4836, 4953, 5022, 5766, 6604, 6696, 6858, 7254, 7688, 7874, 8424, 8649, 9144, 9672, 9906, 10044, 10287, 10881, 11532, 11811, 12493, 13208, 13716, 14508, 14859, 15748, 17298, 19812, 20088, 20574, 21762, 23064, 23622, 24986, 25947, 27432, 29016, 29718, 31496, 32643, 34596, 35433, 37479, 39624, 41148, 43524, 44577, 47244, 49972, 51181, 51894, 59436, 65286, 69192, 70866, 74958, 77841, 82296, 87048, 89154, 94488, 99944, 102362, 103788, 106299, 112437, 118872, 122047, 130572, 133731, 141732, 149916, 153543, 155682, 178308, 204724, 207576, 212598, 224874, 244094, 261144, 267462, 283464, 299832, 307086, 311364, 318897, 337311, 356616, 366141, 409448, 425196, 449748, 460629, 488188, 534924, 614172, 622728, 637794, 674622, 732282, 850392, 899496, 921258, 976376, 1011933, 1069848, 1098423, 1228344, 1275588, 1349244, 1381887, 1464564, 1586611, 1842516, 2023866, 2196846, 2551176, 2698488, 2763774, 2929128, 3173222, 3295269, 3685032, 4047732, 4145661, 4393692, 4759833, 5527548, 6346444, 6590538, 8095464, 8291322, 8787384, 9519666, 9885807, 11055096, 12692888, 13181076, 14279499, 16582644, 19039332, 19771614, 26362152, 28558998, 33165288, 38078664, 39543228, 42838497, 57117996, 79086456, 85676994, 114235992, 128515491, 171353988, 257030982, 342707976, 514061964, 1028123928]

約数ペア:

[(1, 1028123928), (2, 514061964), (3, 342707976), (4, 257030982), (6, 171353988), (8, 128515491), (9, 114235992), (12, 85676994), (13, 79086456), (18, 57117996), (24, 42838497), (26, 39543228), (27, 38078664), (31, 33165288), (36, 28558998), (39, 26362152), (52, 19771614), (54, 19039332), (62, 16582644), (72, 14279499), (78, 13181076), (81, 12692888), (93, 11055096), (104, 9885807), (108, 9519666), (117, 8787384), (124, 8291322), (127, 8095464), (156, 6590538), (162, 6346444), (186, 5527548), (216, 4759833), (234, 4393692), (248, 4145661), (254, 4047732), (279, 3685032), (312, 3295269), (324, 3173222), (351, 2929128), (372, 2763774), (381, 2698488), (403, 2551176), (468, 2196846), (508, 2023866), (558, 1842516), (648, 1586611), (702, 1464564), (744, 1381887), (762, 1349244), (806, 1275588), (837, 1228344), (936, 1098423), (961, 1069848), (1016, 1011933), (1053, 976376), (1116, 921258), (1143, 899496), (1209, 850392), (1404, 732282), (1524, 674622), (1612, 637794), (1651, 622728), (1674, 614172), (1922, 534924), (2106, 488188), (2232, 460629), (2286, 449748), (2418, 425196), (2511, 409448), (2808, 366141), (2883, 356616), (3048, 337311), (3224, 318897), (3302, 311364), (3348, 307086), (3429, 299832), (3627, 283464), (3844, 267462), (3937, 261144), (4212, 244094), (4572, 224874), (4836, 212598), (4953, 207576), (5022, 204724), (5766, 178308), (6604, 155682), (6696, 153543), (6858, 149916), (7254, 141732), (7688, 133731), (7874, 130572), (8424, 122047), (8649, 118872), (9144, 112437), (9672, 106299), (9906, 103788), (10044, 102362), (10287, 99944), (10881, 94488), (11532, 89154), (11811, 87048), (12493, 82296), (13208, 77841), (13716, 74958), (14508, 70866), (14859, 69192), (15748, 65286), (17298, 59436), (19812, 51894), (20088, 51181), (20574, 49972), (21762, 47244), (23064, 44577), (23622, 43524), (24986, 41148), (25947, 39624), (27432, 37479), (29016, 35433), (29718, 34596), (31496, 32643)]