81631836

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 246381408

約数和(自身を除く): 164749572

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 13, 18, 22, 26, 33, 36, 39, 44, 52, 66, 78, 99, 101, 117, 132, 143, 156, 157, 198, 202, 234, 286, 303, 314, 396, 404, 429, 468, 471, 572, 606, 628, 858, 909, 942, 1111, 1212, 1287, 1313, 1413, 1716, 1727, 1818, 1884, 2041, 2222, 2574, 2626, 2826, 3333, 3454, 3636, 3939, 4082, 4444, 5148, 5181, 5252, 5652, 6123, 6666, 6908, 7878, 8164, 9999, 10362, 11817, 12246, 13332, 14443, 15543, 15756, 15857, 18369, 19998, 20724, 22451, 23634, 24492, 28886, 31086, 31714, 36738, 39996, 43329, 44902, 47268, 47571, 57772, 62172, 63428, 67353, 73476, 86658, 89804, 95142, 129987, 134706, 142713, 173316, 174427, 190284, 202059, 206141, 259974, 269412, 285426, 348854, 404118, 412282, 519948, 523281, 570852, 618423, 697708, 808236, 824564, 1046562, 1236846, 1569843, 1855269, 2093124, 2267551, 2473692, 3139686, 3710538, 4535102, 6279372, 6802653, 7421076, 9070204, 13605306, 20407959, 27210612, 40815918, 81631836]

約数ペア:

[(1, 81631836), (2, 40815918), (3, 27210612), (4, 20407959), (6, 13605306), (9, 9070204), (11, 7421076), (12, 6802653), (13, 6279372), (18, 4535102), (22, 3710538), (26, 3139686), (33, 2473692), (36, 2267551), (39, 2093124), (44, 1855269), (52, 1569843), (66, 1236846), (78, 1046562), (99, 824564), (101, 808236), (117, 697708), (132, 618423), (143, 570852), (156, 523281), (157, 519948), (198, 412282), (202, 404118), (234, 348854), (286, 285426), (303, 269412), (314, 259974), (396, 206141), (404, 202059), (429, 190284), (468, 174427), (471, 173316), (572, 142713), (606, 134706), (628, 129987), (858, 95142), (909, 89804), (942, 86658), (1111, 73476), (1212, 67353), (1287, 63428), (1313, 62172), (1413, 57772), (1716, 47571), (1727, 47268), (1818, 44902), (1884, 43329), (2041, 39996), (2222, 36738), (2574, 31714), (2626, 31086), (2826, 28886), (3333, 24492), (3454, 23634), (3636, 22451), (3939, 20724), (4082, 19998), (4444, 18369), (5148, 15857), (5181, 15756), (5252, 15543), (5652, 14443), (6123, 13332), (6666, 12246), (6908, 11817), (7878, 10362), (8164, 9999)]