239945888

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 192

約数和(自身を含む): 637072128

約数和(自身を除く): 397126240

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 37, 52, 56, 68, 74, 91, 104, 112, 119, 131, 136, 148, 182, 208, 221, 224, 238, 259, 262, 272, 296, 364, 416, 442, 476, 481, 518, 524, 544, 592, 629, 728, 884, 917, 952, 962, 1036, 1048, 1184, 1258, 1456, 1547, 1703, 1768, 1834, 1904, 1924, 2072, 2096, 2227, 2516, 2912, 3094, 3367, 3406, 3536, 3668, 3808, 3848, 4144, 4192, 4403, 4454, 4847, 5032, 6188, 6734, 6812, 7072, 7336, 7696, 8177, 8288, 8806, 8908, 9694, 10064, 11921, 12376, 13468, 13624, 14672, 15392, 15589, 16354, 17612, 17816, 19388, 20128, 23842, 24752, 26936, 27248, 28951, 29344, 31178, 32708, 33929, 35224, 35632, 38776, 47684, 49504, 53872, 54496, 57239, 57902, 62356, 63011, 65416, 67858, 70448, 71264, 77552, 82399, 95368, 107744, 114478, 115804, 124712, 126022, 130832, 135716, 140896, 155104, 164798, 190736, 202657, 228956, 231608, 249424, 252044, 261664, 271432, 329596, 381472, 405314, 441077, 457912, 463216, 498848, 504088, 542864, 576793, 659192, 810628, 882154, 915824, 926432, 1008176, 1071187, 1085728, 1153586, 1318384, 1621256, 1764308, 1831648, 2016352, 2142374, 2307172, 2636768, 3242512, 3528616, 4284748, 4614344, 6485024, 7057232, 7498309, 8569496, 9228688, 14114464, 14996618, 17138992, 18457376, 29993236, 34277984, 59986472, 119972944, 239945888]

約数ペア:

[(1, 239945888), (2, 119972944), (4, 59986472), (7, 34277984), (8, 29993236), (13, 18457376), (14, 17138992), (16, 14996618), (17, 14114464), (26, 9228688), (28, 8569496), (32, 7498309), (34, 7057232), (37, 6485024), (52, 4614344), (56, 4284748), (68, 3528616), (74, 3242512), (91, 2636768), (104, 2307172), (112, 2142374), (119, 2016352), (131, 1831648), (136, 1764308), (148, 1621256), (182, 1318384), (208, 1153586), (221, 1085728), (224, 1071187), (238, 1008176), (259, 926432), (262, 915824), (272, 882154), (296, 810628), (364, 659192), (416, 576793), (442, 542864), (476, 504088), (481, 498848), (518, 463216), (524, 457912), (544, 441077), (592, 405314), (629, 381472), (728, 329596), (884, 271432), (917, 261664), (952, 252044), (962, 249424), (1036, 231608), (1048, 228956), (1184, 202657), (1258, 190736), (1456, 164798), (1547, 155104), (1703, 140896), (1768, 135716), (1834, 130832), (1904, 126022), (1924, 124712), (2072, 115804), (2096, 114478), (2227, 107744), (2516, 95368), (2912, 82399), (3094, 77552), (3367, 71264), (3406, 70448), (3536, 67858), (3668, 65416), (3808, 63011), (3848, 62356), (4144, 57902), (4192, 57239), (4403, 54496), (4454, 53872), (4847, 49504), (5032, 47684), (6188, 38776), (6734, 35632), (6812, 35224), (7072, 33929), (7336, 32708), (7696, 31178), (8177, 29344), (8288, 28951), (8806, 27248), (8908, 26936), (9694, 24752), (10064, 23842), (11921, 20128), (12376, 19388), (13468, 17816), (13624, 17612), (14672, 16354), (15392, 15589)]