221972608

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{181}}^1$

素因数の和:286

約数の個数: 128

約数和(自身を含む): 530187840

約数和(自身を除く): 308215232

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 67, 88, 104, 128, 134, 143, 176, 181, 208, 268, 286, 352, 362, 416, 536, 572, 704, 724, 737, 832, 871, 1072, 1144, 1408, 1448, 1474, 1664, 1742, 1991, 2144, 2288, 2353, 2896, 2948, 3484, 3982, 4288, 4576, 4706, 5792, 5896, 6968, 7964, 8576, 9152, 9412, 9581, 11584, 11792, 12127, 13936, 15928, 18304, 18824, 19162, 23168, 23584, 24254, 25883, 27872, 31856, 37648, 38324, 47168, 48508, 51766, 55744, 63712, 75296, 76648, 94336, 97016, 103532, 111488, 127424, 133397, 150592, 153296, 157651, 194032, 207064, 254848, 266794, 301184, 306592, 315302, 388064, 414128, 533588, 613184, 630604, 776128, 828256, 1067176, 1226368, 1261208, 1552256, 1656512, 1734161, 2134352, 2522416, 3313024, 3468322, 4268704, 5044832, 6936644, 8537408, 10089664, 13873288, 17074816, 20179328, 27746576, 55493152, 110986304, 221972608]

約数ペア:

[(1, 221972608), (2, 110986304), (4, 55493152), (8, 27746576), (11, 20179328), (13, 17074816), (16, 13873288), (22, 10089664), (26, 8537408), (32, 6936644), (44, 5044832), (52, 4268704), (64, 3468322), (67, 3313024), (88, 2522416), (104, 2134352), (128, 1734161), (134, 1656512), (143, 1552256), (176, 1261208), (181, 1226368), (208, 1067176), (268, 828256), (286, 776128), (352, 630604), (362, 613184), (416, 533588), (536, 414128), (572, 388064), (704, 315302), (724, 306592), (737, 301184), (832, 266794), (871, 254848), (1072, 207064), (1144, 194032), (1408, 157651), (1448, 153296), (1474, 150592), (1664, 133397), (1742, 127424), (1991, 111488), (2144, 103532), (2288, 97016), (2353, 94336), (2896, 76648), (2948, 75296), (3484, 63712), (3982, 55744), (4288, 51766), (4576, 48508), (4706, 47168), (5792, 38324), (5896, 37648), (6968, 31856), (7964, 27872), (8576, 25883), (9152, 24254), (9412, 23584), (9581, 23168), (11584, 19162), (11792, 18824), (12127, 18304), (13936, 15928)]