178018968

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:281

約数の個数: 128

約数和(自身を含む): 492307200

約数和(自身を除く): 314288232

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 43, 51, 68, 73, 86, 102, 129, 136, 139, 146, 172, 204, 219, 258, 278, 292, 344, 408, 417, 438, 516, 556, 584, 731, 834, 876, 1032, 1112, 1241, 1462, 1668, 1752, 2193, 2363, 2482, 2924, 3139, 3336, 3723, 4386, 4726, 4964, 5848, 5977, 6278, 7089, 7446, 8772, 9417, 9452, 9928, 10147, 11954, 12556, 14178, 14892, 17544, 17931, 18834, 18904, 20294, 23908, 25112, 28356, 29784, 30441, 35862, 37668, 40588, 47816, 53363, 56712, 60882, 71724, 75336, 81176, 101609, 106726, 121764, 143448, 160089, 172499, 203218, 213452, 243528, 304827, 320178, 344998, 406436, 426904, 436321, 517497, 609654, 640356, 689996, 812872, 872642, 1034994, 1219308, 1280712, 1308963, 1379992, 1745284, 2069988, 2438616, 2617926, 3490568, 4139976, 5235852, 7417457, 10471704, 14834914, 22252371, 29669828, 44504742, 59339656, 89009484, 178018968]

約数ペア:

[(1, 178018968), (2, 89009484), (3, 59339656), (4, 44504742), (6, 29669828), (8, 22252371), (12, 14834914), (17, 10471704), (24, 7417457), (34, 5235852), (43, 4139976), (51, 3490568), (68, 2617926), (73, 2438616), (86, 2069988), (102, 1745284), (129, 1379992), (136, 1308963), (139, 1280712), (146, 1219308), (172, 1034994), (204, 872642), (219, 812872), (258, 689996), (278, 640356), (292, 609654), (344, 517497), (408, 436321), (417, 426904), (438, 406436), (516, 344998), (556, 320178), (584, 304827), (731, 243528), (834, 213452), (876, 203218), (1032, 172499), (1112, 160089), (1241, 143448), (1462, 121764), (1668, 106726), (1752, 101609), (2193, 81176), (2363, 75336), (2482, 71724), (2924, 60882), (3139, 56712), (3336, 53363), (3723, 47816), (4386, 40588), (4726, 37668), (4964, 35862), (5848, 30441), (5977, 29784), (6278, 28356), (7089, 25112), (7446, 23908), (8772, 20294), (9417, 18904), (9452, 18834), (9928, 17931), (10147, 17544), (11954, 14892), (12556, 14178)]