28810320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1559}}^1$

素因数の和:1593

約数の個数: 160

約数和(自身を含む): 111421440

約数和(自身を除く): 82611120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1559, 1680, 1848, 2310, 2640, 3080, 3118, 3696, 4620, 4677, 6160, 6236, 7795, 9240, 9354, 10913, 12472, 15590, 17149, 18480, 18708, 21826, 23385, 24944, 31180, 32739, 34298, 37416, 43652, 46770, 51447, 54565, 62360, 65478, 68596, 74832, 85745, 87304, 93540, 102894, 109130, 120043, 124720, 130956, 137192, 163695, 171490, 174608, 187080, 205788, 218260, 240086, 257235, 261912, 274384, 327390, 342980, 360129, 374160, 411576, 436520, 480172, 514470, 523824, 600215, 654780, 685960, 720258, 823152, 873040, 960344, 1028940, 1200430, 1309560, 1371920, 1440516, 1800645, 1920688, 2057880, 2400860, 2619120, 2881032, 3601290, 4115760, 4801720, 5762064, 7202580, 9603440, 14405160, 28810320]

約数ペア:

[(1, 28810320), (2, 14405160), (3, 9603440), (4, 7202580), (5, 5762064), (6, 4801720), (7, 4115760), (8, 3601290), (10, 2881032), (11, 2619120), (12, 2400860), (14, 2057880), (15, 1920688), (16, 1800645), (20, 1440516), (21, 1371920), (22, 1309560), (24, 1200430), (28, 1028940), (30, 960344), (33, 873040), (35, 823152), (40, 720258), (42, 685960), (44, 654780), (48, 600215), (55, 523824), (56, 514470), (60, 480172), (66, 436520), (70, 411576), (77, 374160), (80, 360129), (84, 342980), (88, 327390), (105, 274384), (110, 261912), (112, 257235), (120, 240086), (132, 218260), (140, 205788), (154, 187080), (165, 174608), (168, 171490), (176, 163695), (210, 137192), (220, 130956), (231, 124720), (240, 120043), (264, 109130), (280, 102894), (308, 93540), (330, 87304), (336, 85745), (385, 74832), (420, 68596), (440, 65478), (462, 62360), (528, 54565), (560, 51447), (616, 46770), (660, 43652), (770, 37416), (840, 34298), (880, 32739), (924, 31180), (1155, 24944), (1232, 23385), (1320, 21826), (1540, 18708), (1559, 18480), (1680, 17149), (1848, 15590), (2310, 12472), (2640, 10913), (3080, 9354), (3118, 9240), (3696, 7795), (4620, 6236), (4677, 6160)]