220285728

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3461}}^1$

素因数の和:3507

約数の個数: 144

約数和(自身を含む): 714515256

約数和(自身を除く): 494229528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 68, 72, 78, 96, 102, 104, 117, 136, 144, 153, 156, 204, 208, 221, 234, 272, 288, 306, 312, 408, 416, 442, 468, 544, 612, 624, 663, 816, 884, 936, 1224, 1248, 1326, 1632, 1768, 1872, 1989, 2448, 2652, 3461, 3536, 3744, 3978, 4896, 5304, 6922, 7072, 7956, 10383, 10608, 13844, 15912, 20766, 21216, 27688, 31149, 31824, 41532, 44993, 55376, 58837, 62298, 63648, 83064, 89986, 110752, 117674, 124596, 134979, 166128, 176511, 179972, 235348, 249192, 269958, 332256, 353022, 359944, 404937, 470696, 498384, 529533, 539916, 706044, 719888, 764881, 809874, 941392, 996768, 1059066, 1079832, 1412088, 1439776, 1529762, 1619748, 1882784, 2118132, 2159664, 2294643, 2824176, 3059524, 3239496, 4236264, 4319328, 4589286, 5648352, 6119048, 6478992, 6883929, 8472528, 9178572, 12238096, 12957984, 13767858, 16945056, 18357144, 24476192, 27535716, 36714288, 55071432, 73428576, 110142864, 220285728]

約数ペア:

[(1, 220285728), (2, 110142864), (3, 73428576), (4, 55071432), (6, 36714288), (8, 27535716), (9, 24476192), (12, 18357144), (13, 16945056), (16, 13767858), (17, 12957984), (18, 12238096), (24, 9178572), (26, 8472528), (32, 6883929), (34, 6478992), (36, 6119048), (39, 5648352), (48, 4589286), (51, 4319328), (52, 4236264), (68, 3239496), (72, 3059524), (78, 2824176), (96, 2294643), (102, 2159664), (104, 2118132), (117, 1882784), (136, 1619748), (144, 1529762), (153, 1439776), (156, 1412088), (204, 1079832), (208, 1059066), (221, 996768), (234, 941392), (272, 809874), (288, 764881), (306, 719888), (312, 706044), (408, 539916), (416, 529533), (442, 498384), (468, 470696), (544, 404937), (612, 359944), (624, 353022), (663, 332256), (816, 269958), (884, 249192), (936, 235348), (1224, 179972), (1248, 176511), (1326, 166128), (1632, 134979), (1768, 124596), (1872, 117674), (1989, 110752), (2448, 89986), (2652, 83064), (3461, 63648), (3536, 62298), (3744, 58837), (3978, 55376), (4896, 44993), (5304, 41532), (6922, 31824), (7072, 31149), (7956, 27688), (10383, 21216), (10608, 20766), (13844, 15912)]