261118368

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:460

約数の個数: 288

約数和(自身を含む): 948205440

約数和(自身を除く): 687087072

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 19, 21, 24, 28, 32, 34, 36, 38, 42, 48, 51, 56, 57, 63, 68, 72, 76, 84, 96, 102, 112, 114, 119, 126, 133, 136, 144, 152, 153, 168, 171, 204, 224, 228, 238, 252, 266, 272, 288, 304, 306, 323, 336, 342, 357, 399, 401, 408, 456, 476, 504, 532, 544, 608, 612, 646, 672, 684, 714, 798, 802, 816, 912, 952, 969, 1008, 1064, 1071, 1197, 1203, 1224, 1292, 1368, 1428, 1596, 1604, 1632, 1824, 1904, 1938, 2016, 2128, 2142, 2261, 2394, 2406, 2448, 2584, 2736, 2807, 2856, 2907, 3192, 3208, 3609, 3808, 3876, 4256, 4284, 4522, 4788, 4812, 4896, 5168, 5472, 5614, 5712, 5814, 6384, 6416, 6783, 6817, 7218, 7619, 7752, 8421, 8568, 9044, 9576, 9624, 10336, 11228, 11424, 11628, 12768, 12832, 13566, 13634, 14436, 15238, 15504, 16842, 17136, 18088, 19152, 19248, 20349, 20451, 22456, 22857, 23256, 25263, 27132, 27268, 28872, 30476, 31008, 33684, 34272, 36176, 38304, 38496, 40698, 40902, 44912, 45714, 46512, 47719, 50526, 53333, 54264, 54536, 57744, 60952, 61353, 67368, 68571, 72352, 81396, 81804, 89824, 91428, 93024, 95438, 101052, 106666, 108528, 109072, 115488, 121904, 122706, 129523, 134736, 137142, 143157, 159999, 162792, 163608, 182856, 190876, 202104, 213332, 217056, 218144, 243808, 245412, 259046, 269472, 274284, 286314, 319998, 325584, 327216, 365712, 381752, 388569, 404208, 426664, 429471, 479997, 490824, 518092, 548568, 572628, 639996, 651168, 654432, 731424, 763504, 777138, 808416, 853328, 858942, 906661, 959994, 981648, 1036184, 1097136, 1145256, 1165707, 1279992, 1527008, 1554276, 1706656, 1717884, 1813322, 1919988, 1963296, 2072368, 2194272, 2290512, 2331414, 2559984, 2719983, 3108552, 3435768, 3626644, 3839976, 4144736, 4581024, 4662828, 5119968, 5439966, 6217104, 6871536, 7253288, 7679952, 8159949, 9325656, 10879932, 12434208, 13743072, 14506576, 15359904, 16319898, 18651312, 21759864, 29013152, 32639796, 37302624, 43519728, 65279592, 87039456, 130559184, 261118368]

約数ペア:

[(1, 261118368), (2, 130559184), (3, 87039456), (4, 65279592), (6, 43519728), (7, 37302624), (8, 32639796), (9, 29013152), (12, 21759864), (14, 18651312), (16, 16319898), (17, 15359904), (18, 14506576), (19, 13743072), (21, 12434208), (24, 10879932), (28, 9325656), (32, 8159949), (34, 7679952), (36, 7253288), (38, 6871536), (42, 6217104), (48, 5439966), (51, 5119968), (56, 4662828), (57, 4581024), (63, 4144736), (68, 3839976), (72, 3626644), (76, 3435768), (84, 3108552), (96, 2719983), (102, 2559984), (112, 2331414), (114, 2290512), (119, 2194272), (126, 2072368), (133, 1963296), (136, 1919988), (144, 1813322), (152, 1717884), (153, 1706656), (168, 1554276), (171, 1527008), (204, 1279992), (224, 1165707), (228, 1145256), (238, 1097136), (252, 1036184), (266, 981648), (272, 959994), (288, 906661), (304, 858942), (306, 853328), (323, 808416), (336, 777138), (342, 763504), (357, 731424), (399, 654432), (401, 651168), (408, 639996), (456, 572628), (476, 548568), (504, 518092), (532, 490824), (544, 479997), (608, 429471), (612, 426664), (646, 404208), (672, 388569), (684, 381752), (714, 365712), (798, 327216), (802, 325584), (816, 319998), (912, 286314), (952, 274284), (969, 269472), (1008, 259046), (1064, 245412), (1071, 243808), (1197, 218144), (1203, 217056), (1224, 213332), (1292, 202104), (1368, 190876), (1428, 182856), (1596, 163608), (1604, 162792), (1632, 159999), (1824, 143157), (1904, 137142), (1938, 134736), (2016, 129523), (2128, 122706), (2142, 121904), (2261, 115488), (2394, 109072), (2406, 108528), (2448, 106666), (2584, 101052), (2736, 95438), (2807, 93024), (2856, 91428), (2907, 89824), (3192, 81804), (3208, 81396), (3609, 72352), (3808, 68571), (3876, 67368), (4256, 61353), (4284, 60952), (4522, 57744), (4788, 54536), (4812, 54264), (4896, 53333), (5168, 50526), (5472, 47719), (5614, 46512), (5712, 45714), (5814, 44912), (6384, 40902), (6416, 40698), (6783, 38496), (6817, 38304), (7218, 36176), (7619, 34272), (7752, 33684), (8421, 31008), (8568, 30476), (9044, 28872), (9576, 27268), (9624, 27132), (10336, 25263), (11228, 23256), (11424, 22857), (11628, 22456), (12768, 20451), (12832, 20349), (13566, 19248), (13634, 19152), (14436, 18088), (15238, 17136), (15504, 16842)]