280069504

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{107}}^1$

素因数の和:169

約数の個数: 144

約数和(自身を含む): 670296060

約数和(自身を除く): 390226556

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 107, 121, 128, 143, 169, 176, 208, 214, 242, 286, 338, 352, 416, 428, 484, 572, 676, 704, 832, 856, 968, 1144, 1177, 1352, 1391, 1408, 1573, 1664, 1712, 1859, 1936, 2288, 2354, 2704, 2782, 3146, 3424, 3718, 3872, 4576, 4708, 5408, 5564, 6292, 6848, 7436, 7744, 9152, 9416, 10816, 11128, 12584, 12947, 13696, 14872, 15301, 15488, 18083, 18304, 18832, 20449, 21632, 22256, 25168, 25894, 29744, 30602, 36166, 37664, 40898, 44512, 50336, 51788, 59488, 61204, 72332, 75328, 81796, 89024, 100672, 103576, 118976, 122408, 144664, 150656, 163592, 168311, 178048, 198913, 201344, 207152, 237952, 244816, 289328, 327184, 336622, 397826, 414304, 489632, 578656, 654368, 673244, 795652, 828608, 979264, 1157312, 1308736, 1346488, 1591304, 1657216, 1958528, 2188043, 2314624, 2617472, 2692976, 3182608, 4376086, 5385952, 6365216, 8752172, 10771904, 12730432, 17504344, 21543808, 25460864, 35008688, 70017376, 140034752, 280069504]

約数ペア:

[(1, 280069504), (2, 140034752), (4, 70017376), (8, 35008688), (11, 25460864), (13, 21543808), (16, 17504344), (22, 12730432), (26, 10771904), (32, 8752172), (44, 6365216), (52, 5385952), (64, 4376086), (88, 3182608), (104, 2692976), (107, 2617472), (121, 2314624), (128, 2188043), (143, 1958528), (169, 1657216), (176, 1591304), (208, 1346488), (214, 1308736), (242, 1157312), (286, 979264), (338, 828608), (352, 795652), (416, 673244), (428, 654368), (484, 578656), (572, 489632), (676, 414304), (704, 397826), (832, 336622), (856, 327184), (968, 289328), (1144, 244816), (1177, 237952), (1352, 207152), (1391, 201344), (1408, 198913), (1573, 178048), (1664, 168311), (1712, 163592), (1859, 150656), (1936, 144664), (2288, 122408), (2354, 118976), (2704, 103576), (2782, 100672), (3146, 89024), (3424, 81796), (3718, 75328), (3872, 72332), (4576, 61204), (4708, 59488), (5408, 51788), (5564, 50336), (6292, 44512), (6848, 40898), (7436, 37664), (7744, 36166), (9152, 30602), (9416, 29744), (10816, 25894), (11128, 25168), (12584, 22256), (12947, 21632), (13696, 20449), (14872, 18832), (15301, 18304), (15488, 18083)]