720245448

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:308

約数の個数: 192

約数和(自身を含む): 2172119040

約数和(自身を除く): 1451873592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 73, 78, 83, 104, 117, 127, 146, 156, 166, 219, 234, 249, 254, 292, 312, 332, 381, 438, 468, 498, 508, 584, 657, 664, 747, 762, 876, 936, 949, 996, 1016, 1079, 1143, 1314, 1494, 1524, 1651, 1752, 1898, 1992, 2158, 2286, 2628, 2847, 2988, 3048, 3237, 3302, 3796, 4316, 4572, 4953, 5256, 5694, 5976, 6059, 6474, 6604, 7592, 8541, 8632, 9144, 9271, 9711, 9906, 10541, 11388, 12118, 12948, 13208, 14859, 17082, 18177, 18542, 19422, 19812, 21082, 22776, 24236, 25896, 27813, 29718, 31623, 34164, 36354, 37084, 38844, 39624, 42164, 48472, 54531, 55626, 59436, 63246, 68328, 72708, 74168, 77688, 78767, 83439, 84328, 94869, 109062, 111252, 118872, 120523, 126492, 137033, 145416, 157534, 166878, 189738, 218124, 222504, 236301, 241046, 252984, 274066, 315068, 333756, 361569, 379476, 411099, 436248, 472602, 482092, 548132, 630136, 667512, 708903, 723138, 758952, 769493, 822198, 945204, 964184, 1084707, 1096264, 1233297, 1417806, 1446276, 1538986, 1644396, 1890408, 2169414, 2308479, 2466594, 2835612, 2892552, 3077972, 3288792, 4338828, 4616958, 4933188, 5671224, 6155944, 6925437, 8677656, 9233916, 9866376, 10003409, 13850874, 18467832, 20006818, 27701748, 30010227, 40013636, 55403496, 60020454, 80027272, 90030681, 120040908, 180061362, 240081816, 360122724, 720245448]

約数ペア:

[(1, 720245448), (2, 360122724), (3, 240081816), (4, 180061362), (6, 120040908), (8, 90030681), (9, 80027272), (12, 60020454), (13, 55403496), (18, 40013636), (24, 30010227), (26, 27701748), (36, 20006818), (39, 18467832), (52, 13850874), (72, 10003409), (73, 9866376), (78, 9233916), (83, 8677656), (104, 6925437), (117, 6155944), (127, 5671224), (146, 4933188), (156, 4616958), (166, 4338828), (219, 3288792), (234, 3077972), (249, 2892552), (254, 2835612), (292, 2466594), (312, 2308479), (332, 2169414), (381, 1890408), (438, 1644396), (468, 1538986), (498, 1446276), (508, 1417806), (584, 1233297), (657, 1096264), (664, 1084707), (747, 964184), (762, 945204), (876, 822198), (936, 769493), (949, 758952), (996, 723138), (1016, 708903), (1079, 667512), (1143, 630136), (1314, 548132), (1494, 482092), (1524, 472602), (1651, 436248), (1752, 411099), (1898, 379476), (1992, 361569), (2158, 333756), (2286, 315068), (2628, 274066), (2847, 252984), (2988, 241046), (3048, 236301), (3237, 222504), (3302, 218124), (3796, 189738), (4316, 166878), (4572, 157534), (4953, 145416), (5256, 137033), (5694, 126492), (5976, 120523), (6059, 118872), (6474, 111252), (6604, 109062), (7592, 94869), (8541, 84328), (8632, 83439), (9144, 78767), (9271, 77688), (9711, 74168), (9906, 72708), (10541, 68328), (11388, 63246), (12118, 59436), (12948, 55626), (13208, 54531), (14859, 48472), (17082, 42164), (18177, 39624), (18542, 38844), (19422, 37084), (19812, 36354), (21082, 34164), (22776, 31623), (24236, 29718), (25896, 27813)]