211262128

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:192

約数の個数: 180

約数和(自身を含む): 558386136

約数和(自身を除く): 347124008

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 49, 56, 68, 77, 88, 98, 112, 119, 121, 131, 136, 154, 176, 187, 196, 238, 242, 262, 272, 308, 374, 392, 476, 484, 524, 539, 616, 748, 784, 833, 847, 917, 952, 968, 1048, 1078, 1232, 1309, 1441, 1496, 1666, 1694, 1834, 1904, 1936, 2057, 2096, 2156, 2227, 2618, 2882, 2992, 3332, 3388, 3668, 4114, 4312, 4454, 5236, 5764, 5929, 6419, 6664, 6776, 7336, 8228, 8624, 8908, 9163, 10087, 10472, 11528, 11858, 12838, 13328, 13552, 14399, 14672, 15589, 15851, 16456, 17816, 18326, 20174, 20944, 23056, 23716, 24497, 25676, 28798, 31178, 31702, 32912, 35632, 36652, 40348, 47432, 48994, 51352, 57596, 62356, 63404, 70609, 73304, 80696, 94864, 97988, 100793, 102704, 109123, 110957, 115192, 124712, 126808, 141218, 146608, 161392, 171479, 195976, 201586, 218246, 221914, 230384, 249424, 253616, 269467, 282436, 342958, 391952, 403172, 436492, 443828, 538934, 564872, 685916, 776699, 806344, 872984, 887656, 1077868, 1129744, 1200353, 1371832, 1553398, 1612688, 1745968, 1775312, 1886269, 2155736, 2400706, 2743664, 3106796, 3772538, 4311472, 4801412, 6213592, 7545076, 9602824, 12427184, 13203883, 15090152, 19205648, 26407766, 30180304, 52815532, 105631064, 211262128]

約数ペア:

[(1, 211262128), (2, 105631064), (4, 52815532), (7, 30180304), (8, 26407766), (11, 19205648), (14, 15090152), (16, 13203883), (17, 12427184), (22, 9602824), (28, 7545076), (34, 6213592), (44, 4801412), (49, 4311472), (56, 3772538), (68, 3106796), (77, 2743664), (88, 2400706), (98, 2155736), (112, 1886269), (119, 1775312), (121, 1745968), (131, 1612688), (136, 1553398), (154, 1371832), (176, 1200353), (187, 1129744), (196, 1077868), (238, 887656), (242, 872984), (262, 806344), (272, 776699), (308, 685916), (374, 564872), (392, 538934), (476, 443828), (484, 436492), (524, 403172), (539, 391952), (616, 342958), (748, 282436), (784, 269467), (833, 253616), (847, 249424), (917, 230384), (952, 221914), (968, 218246), (1048, 201586), (1078, 195976), (1232, 171479), (1309, 161392), (1441, 146608), (1496, 141218), (1666, 126808), (1694, 124712), (1834, 115192), (1904, 110957), (1936, 109123), (2057, 102704), (2096, 100793), (2156, 97988), (2227, 94864), (2618, 80696), (2882, 73304), (2992, 70609), (3332, 63404), (3388, 62356), (3668, 57596), (4114, 51352), (4312, 48994), (4454, 47432), (5236, 40348), (5764, 36652), (5929, 35632), (6419, 32912), (6664, 31702), (6776, 31178), (7336, 28798), (8228, 25676), (8624, 24497), (8908, 23716), (9163, 23056), (10087, 20944), (10472, 20174), (11528, 18326), (11858, 17816), (12838, 16456), (13328, 15851), (13552, 15589), (14399, 14672)]