1296037728

素因数分解:

$2^5\times 3^2\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{991}}^1$

素因数の和:1265

約数の個数: 144

約数和(自身を含む): 3899750400

約数和(自身を除く): 2603712672

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 72, 76, 96, 114, 144, 152, 171, 228, 239, 288, 304, 342, 456, 478, 608, 684, 717, 912, 956, 991, 1368, 1434, 1824, 1912, 1982, 2151, 2736, 2868, 2973, 3824, 3964, 4302, 4541, 5472, 5736, 5946, 7648, 7928, 8604, 8919, 9082, 11472, 11892, 13623, 15856, 17208, 17838, 18164, 18829, 22944, 23784, 27246, 31712, 34416, 35676, 36328, 37658, 40869, 47568, 54492, 56487, 68832, 71352, 72656, 75316, 81738, 95136, 108984, 112974, 142704, 145312, 150632, 163476, 169461, 217968, 225948, 236849, 285408, 301264, 326952, 338922, 435936, 451896, 473698, 602528, 653904, 677844, 710547, 903792, 947396, 1307808, 1355688, 1421094, 1807584, 1894792, 2131641, 2711376, 2842188, 3789584, 4263282, 4500131, 5422752, 5684376, 7579168, 8526564, 9000262, 11368752, 13500393, 17053128, 18000524, 22737504, 27000786, 34106256, 36001048, 40501179, 54001572, 68212512, 72002096, 81002358, 108003144, 144004192, 162004716, 216006288, 324009432, 432012576, 648018864, 1296037728]

約数ペア:

[(1, 1296037728), (2, 648018864), (3, 432012576), (4, 324009432), (6, 216006288), (8, 162004716), (9, 144004192), (12, 108003144), (16, 81002358), (18, 72002096), (19, 68212512), (24, 54001572), (32, 40501179), (36, 36001048), (38, 34106256), (48, 27000786), (57, 22737504), (72, 18000524), (76, 17053128), (96, 13500393), (114, 11368752), (144, 9000262), (152, 8526564), (171, 7579168), (228, 5684376), (239, 5422752), (288, 4500131), (304, 4263282), (342, 3789584), (456, 2842188), (478, 2711376), (608, 2131641), (684, 1894792), (717, 1807584), (912, 1421094), (956, 1355688), (991, 1307808), (1368, 947396), (1434, 903792), (1824, 710547), (1912, 677844), (1982, 653904), (2151, 602528), (2736, 473698), (2868, 451896), (2973, 435936), (3824, 338922), (3964, 326952), (4302, 301264), (4541, 285408), (5472, 236849), (5736, 225948), (5946, 217968), (7648, 169461), (7928, 163476), (8604, 150632), (8919, 145312), (9082, 142704), (11472, 112974), (11892, 108984), (13623, 95136), (15856, 81738), (17208, 75316), (17838, 72656), (18164, 71352), (18829, 68832), (22944, 56487), (23784, 54492), (27246, 47568), (31712, 40869), (34416, 37658), (35676, 36328)]