275480478

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{761}}^1$

素因数の和:819

約数の個数: 144

約数和(自身を含む): 783128736

約数和(自身を除く): 507648258

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 51, 63, 78, 91, 102, 117, 119, 126, 153, 169, 182, 221, 234, 238, 273, 306, 338, 357, 442, 507, 546, 663, 714, 761, 819, 1014, 1071, 1183, 1326, 1521, 1522, 1547, 1638, 1989, 2142, 2283, 2366, 2873, 3042, 3094, 3549, 3978, 4566, 4641, 5327, 5746, 6849, 7098, 8619, 9282, 9893, 10647, 10654, 12937, 13698, 13923, 15981, 17238, 19786, 20111, 21294, 25857, 25874, 27846, 29679, 31962, 38811, 40222, 47943, 51714, 59358, 60333, 69251, 77622, 89037, 90559, 95886, 116433, 120666, 128609, 138502, 168181, 178074, 180999, 181118, 207753, 232866, 257218, 271677, 336362, 361998, 385827, 415506, 504543, 543354, 623259, 771654, 815031, 900263, 1009086, 1157481, 1177267, 1246518, 1513629, 1630062, 1800526, 2186353, 2314962, 2354534, 2700789, 3027258, 3531801, 4372706, 5401578, 6559059, 7063602, 8102367, 10595403, 13118118, 15304471, 16204734, 19677177, 21190806, 30608942, 39354354, 45913413, 91826826, 137740239, 275480478]

約数ペア:

[(1, 275480478), (2, 137740239), (3, 91826826), (6, 45913413), (7, 39354354), (9, 30608942), (13, 21190806), (14, 19677177), (17, 16204734), (18, 15304471), (21, 13118118), (26, 10595403), (34, 8102367), (39, 7063602), (42, 6559059), (51, 5401578), (63, 4372706), (78, 3531801), (91, 3027258), (102, 2700789), (117, 2354534), (119, 2314962), (126, 2186353), (153, 1800526), (169, 1630062), (182, 1513629), (221, 1246518), (234, 1177267), (238, 1157481), (273, 1009086), (306, 900263), (338, 815031), (357, 771654), (442, 623259), (507, 543354), (546, 504543), (663, 415506), (714, 385827), (761, 361998), (819, 336362), (1014, 271677), (1071, 257218), (1183, 232866), (1326, 207753), (1521, 181118), (1522, 180999), (1547, 178074), (1638, 168181), (1989, 138502), (2142, 128609), (2283, 120666), (2366, 116433), (2873, 95886), (3042, 90559), (3094, 89037), (3549, 77622), (3978, 69251), (4566, 60333), (4641, 59358), (5327, 51714), (5746, 47943), (6849, 40222), (7098, 38811), (8619, 31962), (9282, 29679), (9893, 27846), (10647, 25874), (10654, 25857), (12937, 21294), (13698, 20111), (13923, 19786), (15981, 17238)]