81337932

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 236719392

約数和(自身を除く): 155381460

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 41, 52, 54, 78, 81, 82, 108, 117, 123, 156, 157, 162, 164, 234, 243, 246, 314, 324, 351, 369, 468, 471, 486, 492, 533, 628, 702, 738, 942, 972, 1053, 1066, 1107, 1404, 1413, 1476, 1599, 1884, 2041, 2106, 2132, 2214, 2826, 3159, 3198, 3321, 4082, 4212, 4239, 4428, 4797, 5652, 6123, 6318, 6396, 6437, 6642, 8164, 8478, 9594, 9963, 12246, 12636, 12717, 12874, 13284, 14391, 16956, 18369, 19188, 19311, 19926, 24492, 25434, 25748, 28782, 36738, 38151, 38622, 39852, 43173, 50868, 55107, 57564, 57933, 73476, 76302, 77244, 83681, 86346, 110214, 115866, 129519, 152604, 165321, 167362, 172692, 173799, 220428, 231732, 251043, 259038, 330642, 334724, 347598, 495963, 502086, 518076, 521397, 661284, 695196, 753129, 991926, 1004172, 1042794, 1506258, 1564191, 1983852, 2085588, 2259387, 3012516, 3128382, 4518774, 6256764, 6778161, 9037548, 13556322, 20334483, 27112644, 40668966, 81337932]

約数ペア:

[(1, 81337932), (2, 40668966), (3, 27112644), (4, 20334483), (6, 13556322), (9, 9037548), (12, 6778161), (13, 6256764), (18, 4518774), (26, 3128382), (27, 3012516), (36, 2259387), (39, 2085588), (41, 1983852), (52, 1564191), (54, 1506258), (78, 1042794), (81, 1004172), (82, 991926), (108, 753129), (117, 695196), (123, 661284), (156, 521397), (157, 518076), (162, 502086), (164, 495963), (234, 347598), (243, 334724), (246, 330642), (314, 259038), (324, 251043), (351, 231732), (369, 220428), (468, 173799), (471, 172692), (486, 167362), (492, 165321), (533, 152604), (628, 129519), (702, 115866), (738, 110214), (942, 86346), (972, 83681), (1053, 77244), (1066, 76302), (1107, 73476), (1404, 57933), (1413, 57564), (1476, 55107), (1599, 50868), (1884, 43173), (2041, 39852), (2106, 38622), (2132, 38151), (2214, 36738), (2826, 28782), (3159, 25748), (3198, 25434), (3321, 24492), (4082, 19926), (4212, 19311), (4239, 19188), (4428, 18369), (4797, 16956), (5652, 14391), (6123, 13284), (6318, 12874), (6396, 12717), (6437, 12636), (6642, 12246), (8164, 9963), (8478, 9594)]