78631074

素因数分解:

$2^1\times 3^4\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:257

約数の個数: 80

約数和(自身を含む): 183198840

約数和(自身を除く): 104567766

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 61, 73, 81, 109, 122, 146, 162, 183, 218, 219, 327, 366, 438, 549, 654, 657, 981, 1098, 1314, 1647, 1962, 1971, 2943, 3294, 3942, 4453, 4941, 5886, 5913, 6649, 7957, 8829, 8906, 9882, 11826, 13298, 13359, 15914, 17658, 19947, 23871, 26718, 39894, 40077, 47742, 59841, 71613, 80154, 119682, 120231, 143226, 179523, 214839, 240462, 359046, 360693, 429678, 485377, 538569, 644517, 721386, 970754, 1077138, 1289034, 1456131, 2912262, 4368393, 8736786, 13105179, 26210358, 39315537, 78631074]

約数ペア:

[(1, 78631074), (2, 39315537), (3, 26210358), (6, 13105179), (9, 8736786), (18, 4368393), (27, 2912262), (54, 1456131), (61, 1289034), (73, 1077138), (81, 970754), (109, 721386), (122, 644517), (146, 538569), (162, 485377), (183, 429678), (218, 360693), (219, 359046), (327, 240462), (366, 214839), (438, 179523), (549, 143226), (654, 120231), (657, 119682), (981, 80154), (1098, 71613), (1314, 59841), (1647, 47742), (1962, 40077), (1971, 39894), (2943, 26718), (3294, 23871), (3942, 19947), (4453, 17658), (4941, 15914), (5886, 13359), (5913, 13298), (6649, 11826), (7957, 9882), (8829, 8906)]