128242968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:657

約数の個数: 128

約数和(自身を含む): 393361920

約数和(自身を除く): 265118952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 17, 21, 24, 28, 34, 42, 51, 56, 68, 83, 84, 102, 119, 136, 166, 168, 204, 238, 249, 332, 357, 408, 476, 498, 541, 581, 664, 714, 952, 996, 1082, 1162, 1411, 1428, 1623, 1743, 1992, 2164, 2324, 2822, 2856, 3246, 3486, 3787, 4233, 4328, 4648, 5644, 6492, 6972, 7574, 8466, 9197, 9877, 11288, 11361, 12984, 13944, 15148, 16932, 18394, 19754, 22722, 27591, 29631, 30296, 33864, 36788, 39508, 44903, 45444, 55182, 59262, 64379, 73576, 79016, 89806, 90888, 110364, 118524, 128758, 134709, 179612, 193137, 220728, 237048, 257516, 269418, 314321, 359224, 386274, 515032, 538836, 628642, 763351, 772548, 942963, 1077672, 1257284, 1526702, 1545096, 1885926, 2290053, 2514568, 3053404, 3771852, 4580106, 5343457, 6106808, 7543704, 9160212, 10686914, 16030371, 18320424, 21373828, 32060742, 42747656, 64121484, 128242968]

約数ペア:

[(1, 128242968), (2, 64121484), (3, 42747656), (4, 32060742), (6, 21373828), (7, 18320424), (8, 16030371), (12, 10686914), (14, 9160212), (17, 7543704), (21, 6106808), (24, 5343457), (28, 4580106), (34, 3771852), (42, 3053404), (51, 2514568), (56, 2290053), (68, 1885926), (83, 1545096), (84, 1526702), (102, 1257284), (119, 1077672), (136, 942963), (166, 772548), (168, 763351), (204, 628642), (238, 538836), (249, 515032), (332, 386274), (357, 359224), (408, 314321), (476, 269418), (498, 257516), (541, 237048), (581, 220728), (664, 193137), (714, 179612), (952, 134709), (996, 128758), (1082, 118524), (1162, 110364), (1411, 90888), (1428, 89806), (1623, 79016), (1743, 73576), (1992, 64379), (2164, 59262), (2324, 55182), (2822, 45444), (2856, 44903), (3246, 39508), (3486, 36788), (3787, 33864), (4233, 30296), (4328, 29631), (4648, 27591), (5644, 22722), (6492, 19754), (6972, 18394), (7574, 16932), (8466, 15148), (9197, 13944), (9877, 12984), (11288, 11361)]