81170784

素因数分解:

$2^5\times 3^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:373

約数の個数: 144

約数和(自身を含む): 249434640

約数和(自身を除く): 168263856

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 59, 68, 72, 96, 102, 118, 136, 144, 153, 177, 204, 236, 272, 281, 288, 306, 354, 408, 472, 531, 544, 562, 612, 708, 816, 843, 944, 1003, 1062, 1124, 1224, 1416, 1632, 1686, 1888, 2006, 2124, 2248, 2448, 2529, 2832, 3009, 3372, 4012, 4248, 4496, 4777, 4896, 5058, 5664, 6018, 6744, 8024, 8496, 8992, 9027, 9554, 10116, 12036, 13488, 14331, 16048, 16579, 16992, 18054, 19108, 20232, 24072, 26976, 28662, 32096, 33158, 36108, 38216, 40464, 42993, 48144, 49737, 57324, 66316, 72216, 76432, 80928, 85986, 96288, 99474, 114648, 132632, 144432, 149211, 152864, 171972, 198948, 229296, 265264, 281843, 288864, 298422, 343944, 397896, 458592, 530528, 563686, 596844, 687888, 795792, 845529, 1127372, 1193688, 1375776, 1591584, 1691058, 2254744, 2387376, 2536587, 3382116, 4509488, 4774752, 5073174, 6764232, 9018976, 10146348, 13528464, 20292696, 27056928, 40585392, 81170784]

約数ペア:

[(1, 81170784), (2, 40585392), (3, 27056928), (4, 20292696), (6, 13528464), (8, 10146348), (9, 9018976), (12, 6764232), (16, 5073174), (17, 4774752), (18, 4509488), (24, 3382116), (32, 2536587), (34, 2387376), (36, 2254744), (48, 1691058), (51, 1591584), (59, 1375776), (68, 1193688), (72, 1127372), (96, 845529), (102, 795792), (118, 687888), (136, 596844), (144, 563686), (153, 530528), (177, 458592), (204, 397896), (236, 343944), (272, 298422), (281, 288864), (288, 281843), (306, 265264), (354, 229296), (408, 198948), (472, 171972), (531, 152864), (544, 149211), (562, 144432), (612, 132632), (708, 114648), (816, 99474), (843, 96288), (944, 85986), (1003, 80928), (1062, 76432), (1124, 72216), (1224, 66316), (1416, 57324), (1632, 49737), (1686, 48144), (1888, 42993), (2006, 40464), (2124, 38216), (2248, 36108), (2448, 33158), (2529, 32096), (2832, 28662), (3009, 26976), (3372, 24072), (4012, 20232), (4248, 19108), (4496, 18054), (4777, 16992), (4896, 16579), (5058, 16048), (5664, 14331), (6018, 13488), (6744, 12036), (8024, 10116), (8496, 9554), (8992, 9027)]