257639712

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:279

約数の個数: 192

約数和(自身を含む): 783820800

約数和(自身を除く): 526181088

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 32, 33, 44, 47, 48, 58, 66, 87, 88, 94, 96, 116, 132, 141, 174, 176, 179, 188, 232, 264, 282, 319, 348, 352, 358, 376, 464, 517, 528, 537, 564, 638, 696, 716, 752, 928, 957, 1034, 1056, 1074, 1128, 1276, 1363, 1392, 1432, 1504, 1551, 1914, 1969, 2068, 2148, 2256, 2552, 2726, 2784, 2864, 3102, 3828, 3938, 4089, 4136, 4296, 4512, 5104, 5191, 5452, 5728, 5907, 6204, 7656, 7876, 8178, 8272, 8413, 8592, 10208, 10382, 10904, 11814, 12408, 14993, 15312, 15573, 15752, 16356, 16544, 16826, 17184, 20764, 21808, 23628, 24816, 25239, 29986, 30624, 31146, 31504, 32712, 33652, 41528, 43616, 44979, 47256, 49632, 50478, 57101, 59972, 62292, 63008, 65424, 67304, 83056, 89958, 92543, 94512, 100956, 114202, 119944, 124584, 130848, 134608, 166112, 171303, 179916, 185086, 189024, 201912, 228404, 239888, 243977, 249168, 269216, 277629, 342606, 359832, 370172, 403824, 456808, 479776, 487954, 498336, 555258, 685212, 719664, 731931, 740344, 807648, 913616, 975908, 1110516, 1370424, 1439328, 1463862, 1480688, 1827232, 1951816, 2221032, 2683747, 2740848, 2927724, 2961376, 3903632, 4442064, 5367494, 5481696, 5855448, 7807264, 8051241, 8884128, 10734988, 11710896, 16102482, 21469976, 23421792, 32204964, 42939952, 64409928, 85879904, 128819856, 257639712]

約数ペア:

[(1, 257639712), (2, 128819856), (3, 85879904), (4, 64409928), (6, 42939952), (8, 32204964), (11, 23421792), (12, 21469976), (16, 16102482), (22, 11710896), (24, 10734988), (29, 8884128), (32, 8051241), (33, 7807264), (44, 5855448), (47, 5481696), (48, 5367494), (58, 4442064), (66, 3903632), (87, 2961376), (88, 2927724), (94, 2740848), (96, 2683747), (116, 2221032), (132, 1951816), (141, 1827232), (174, 1480688), (176, 1463862), (179, 1439328), (188, 1370424), (232, 1110516), (264, 975908), (282, 913616), (319, 807648), (348, 740344), (352, 731931), (358, 719664), (376, 685212), (464, 555258), (517, 498336), (528, 487954), (537, 479776), (564, 456808), (638, 403824), (696, 370172), (716, 359832), (752, 342606), (928, 277629), (957, 269216), (1034, 249168), (1056, 243977), (1074, 239888), (1128, 228404), (1276, 201912), (1363, 189024), (1392, 185086), (1432, 179916), (1504, 171303), (1551, 166112), (1914, 134608), (1969, 130848), (2068, 124584), (2148, 119944), (2256, 114202), (2552, 100956), (2726, 94512), (2784, 92543), (2864, 89958), (3102, 83056), (3828, 67304), (3938, 65424), (4089, 63008), (4136, 62292), (4296, 59972), (4512, 57101), (5104, 50478), (5191, 49632), (5452, 47256), (5728, 44979), (5907, 43616), (6204, 41528), (7656, 33652), (7876, 32712), (8178, 31504), (8272, 31146), (8413, 30624), (8592, 29986), (10208, 25239), (10382, 24816), (10904, 23628), (11814, 21808), (12408, 20764), (14993, 17184), (15312, 16826), (15573, 16544), (15752, 16356)]