221486256

素因数分解:

$2^4\times 3^2\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:363

約数の個数: 120

約数和(自身を含む): 636224160

約数和(自身を除く): 414737904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 103, 109, 137, 144, 206, 218, 274, 309, 327, 411, 412, 436, 548, 618, 654, 822, 824, 872, 927, 981, 1096, 1233, 1236, 1308, 1644, 1648, 1744, 1854, 1962, 2192, 2466, 2472, 2616, 3288, 3708, 3924, 4932, 4944, 5232, 6576, 7416, 7848, 9864, 11227, 14111, 14832, 14933, 15696, 19728, 22454, 28222, 29866, 33681, 42333, 44799, 44908, 56444, 59732, 67362, 84666, 89598, 89816, 101043, 112888, 119464, 126999, 134397, 134724, 169332, 179196, 179632, 202086, 225776, 238928, 253998, 268794, 269448, 338664, 358392, 404172, 507996, 537588, 538896, 677328, 716784, 808344, 1015992, 1075176, 1538099, 1616688, 2031984, 2150352, 3076198, 4614297, 6152396, 9228594, 12304792, 13842891, 18457188, 24609584, 27685782, 36914376, 55371564, 73828752, 110743128, 221486256]

約数ペア:

[(1, 221486256), (2, 110743128), (3, 73828752), (4, 55371564), (6, 36914376), (8, 27685782), (9, 24609584), (12, 18457188), (16, 13842891), (18, 12304792), (24, 9228594), (36, 6152396), (48, 4614297), (72, 3076198), (103, 2150352), (109, 2031984), (137, 1616688), (144, 1538099), (206, 1075176), (218, 1015992), (274, 808344), (309, 716784), (327, 677328), (411, 538896), (412, 537588), (436, 507996), (548, 404172), (618, 358392), (654, 338664), (822, 269448), (824, 268794), (872, 253998), (927, 238928), (981, 225776), (1096, 202086), (1233, 179632), (1236, 179196), (1308, 169332), (1644, 134724), (1648, 134397), (1744, 126999), (1854, 119464), (1962, 112888), (2192, 101043), (2466, 89816), (2472, 89598), (2616, 84666), (3288, 67362), (3708, 59732), (3924, 56444), (4932, 44908), (4944, 44799), (5232, 42333), (6576, 33681), (7416, 29866), (7848, 28222), (9864, 22454), (11227, 19728), (14111, 15696), (14832, 14933)]