280053774

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:213

約数の個数: 240

約数和(自身を含む): 854345184

約数和(自身を除く): 574291410

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 27, 33, 39, 42, 54, 63, 66, 77, 78, 81, 91, 99, 117, 121, 126, 143, 154, 157, 162, 182, 189, 198, 231, 234, 242, 273, 286, 297, 314, 351, 363, 378, 429, 462, 471, 546, 567, 594, 693, 702, 726, 819, 847, 858, 891, 942, 1001, 1053, 1089, 1099, 1134, 1287, 1386, 1413, 1573, 1638, 1694, 1727, 1782, 2002, 2041, 2079, 2106, 2178, 2198, 2457, 2541, 2574, 2826, 3003, 3146, 3267, 3297, 3454, 3861, 4082, 4158, 4239, 4719, 4914, 5082, 5181, 6006, 6123, 6237, 6534, 6594, 7371, 7623, 7722, 8478, 9009, 9438, 9801, 9891, 10362, 11011, 11583, 12089, 12246, 12474, 12717, 14157, 14287, 14742, 15246, 15543, 18018, 18369, 18997, 19602, 19782, 22022, 22451, 22869, 23166, 24178, 25434, 27027, 28314, 28574, 29673, 31086, 33033, 36267, 36738, 37994, 42471, 42861, 44902, 45738, 46629, 54054, 55107, 56991, 59346, 66066, 67353, 68607, 72534, 81081, 84942, 85722, 89019, 93258, 99099, 108801, 110214, 113982, 127413, 128583, 132979, 134706, 137214, 139887, 157157, 162162, 165321, 170973, 178038, 198198, 202059, 217602, 246961, 254826, 257166, 265958, 279774, 297297, 314314, 326403, 330642, 341946, 385749, 398937, 404118, 471471, 493922, 512919, 594594, 606177, 652806, 740883, 771498, 797874, 891891, 942942, 979209, 1025838, 1157247, 1196811, 1212354, 1414413, 1481766, 1538757, 1728727, 1783782, 1818531, 1958418, 2222649, 2314494, 2393622, 2828826, 3077514, 3457454, 3590433, 3637062, 4243239, 4445298, 5186181, 6667947, 7180866, 8486478, 10372362, 10771299, 12729717, 13335894, 15558543, 20003841, 21542598, 25459434, 31117086, 40007682, 46675629, 93351258, 140026887, 280053774]

約数ペア:

[(1, 280053774), (2, 140026887), (3, 93351258), (6, 46675629), (7, 40007682), (9, 31117086), (11, 25459434), (13, 21542598), (14, 20003841), (18, 15558543), (21, 13335894), (22, 12729717), (26, 10771299), (27, 10372362), (33, 8486478), (39, 7180866), (42, 6667947), (54, 5186181), (63, 4445298), (66, 4243239), (77, 3637062), (78, 3590433), (81, 3457454), (91, 3077514), (99, 2828826), (117, 2393622), (121, 2314494), (126, 2222649), (143, 1958418), (154, 1818531), (157, 1783782), (162, 1728727), (182, 1538757), (189, 1481766), (198, 1414413), (231, 1212354), (234, 1196811), (242, 1157247), (273, 1025838), (286, 979209), (297, 942942), (314, 891891), (351, 797874), (363, 771498), (378, 740883), (429, 652806), (462, 606177), (471, 594594), (546, 512919), (567, 493922), (594, 471471), (693, 404118), (702, 398937), (726, 385749), (819, 341946), (847, 330642), (858, 326403), (891, 314314), (942, 297297), (1001, 279774), (1053, 265958), (1089, 257166), (1099, 254826), (1134, 246961), (1287, 217602), (1386, 202059), (1413, 198198), (1573, 178038), (1638, 170973), (1694, 165321), (1727, 162162), (1782, 157157), (2002, 139887), (2041, 137214), (2079, 134706), (2106, 132979), (2178, 128583), (2198, 127413), (2457, 113982), (2541, 110214), (2574, 108801), (2826, 99099), (3003, 93258), (3146, 89019), (3267, 85722), (3297, 84942), (3454, 81081), (3861, 72534), (4082, 68607), (4158, 67353), (4239, 66066), (4719, 59346), (4914, 56991), (5082, 55107), (5181, 54054), (6006, 46629), (6123, 45738), (6237, 44902), (6534, 42861), (6594, 42471), (7371, 37994), (7623, 36738), (7722, 36267), (8478, 33033), (9009, 31086), (9438, 29673), (9801, 28574), (9891, 28314), (10362, 27027), (11011, 25434), (11583, 24178), (12089, 23166), (12246, 22869), (12474, 22451), (12717, 22022), (14157, 19782), (14287, 19602), (14742, 18997), (15246, 18369), (15543, 18018)]