28278360

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1$

素因数の和:258

約数の個数: 192

約数和(自身を含む): 103502880

約数和(自身を除く): 75224520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 37, 40, 44, 45, 55, 60, 66, 72, 74, 88, 90, 99, 110, 111, 120, 132, 148, 165, 180, 185, 193, 198, 220, 222, 264, 296, 330, 333, 360, 370, 386, 396, 407, 440, 444, 495, 555, 579, 660, 666, 740, 772, 792, 814, 888, 965, 990, 1110, 1158, 1221, 1320, 1332, 1480, 1544, 1628, 1665, 1737, 1930, 1980, 2035, 2123, 2220, 2316, 2442, 2664, 2895, 3256, 3330, 3474, 3663, 3860, 3960, 4070, 4246, 4440, 4632, 4884, 5790, 6105, 6369, 6660, 6948, 7141, 7326, 7720, 8140, 8492, 8685, 9768, 10615, 11580, 12210, 12738, 13320, 13896, 14282, 14652, 16280, 16984, 17370, 18315, 19107, 21230, 21423, 23160, 24420, 25476, 28564, 29304, 31845, 34740, 35705, 36630, 38214, 42460, 42846, 48840, 50952, 57128, 63690, 64269, 69480, 71410, 73260, 76428, 78551, 84920, 85692, 95535, 107115, 127380, 128538, 142820, 146520, 152856, 157102, 171384, 191070, 214230, 235653, 254760, 257076, 285640, 314204, 321345, 382140, 392755, 428460, 471306, 514152, 628408, 642690, 706959, 764280, 785510, 856920, 942612, 1178265, 1285380, 1413918, 1571020, 1885224, 2356530, 2570760, 2827836, 3142040, 3534795, 4713060, 5655672, 7069590, 9426120, 14139180, 28278360]

約数ペア:

[(1, 28278360), (2, 14139180), (3, 9426120), (4, 7069590), (5, 5655672), (6, 4713060), (8, 3534795), (9, 3142040), (10, 2827836), (11, 2570760), (12, 2356530), (15, 1885224), (18, 1571020), (20, 1413918), (22, 1285380), (24, 1178265), (30, 942612), (33, 856920), (36, 785510), (37, 764280), (40, 706959), (44, 642690), (45, 628408), (55, 514152), (60, 471306), (66, 428460), (72, 392755), (74, 382140), (88, 321345), (90, 314204), (99, 285640), (110, 257076), (111, 254760), (120, 235653), (132, 214230), (148, 191070), (165, 171384), (180, 157102), (185, 152856), (193, 146520), (198, 142820), (220, 128538), (222, 127380), (264, 107115), (296, 95535), (330, 85692), (333, 84920), (360, 78551), (370, 76428), (386, 73260), (396, 71410), (407, 69480), (440, 64269), (444, 63690), (495, 57128), (555, 50952), (579, 48840), (660, 42846), (666, 42460), (740, 38214), (772, 36630), (792, 35705), (814, 34740), (888, 31845), (965, 29304), (990, 28564), (1110, 25476), (1158, 24420), (1221, 23160), (1320, 21423), (1332, 21230), (1480, 19107), (1544, 18315), (1628, 17370), (1665, 16984), (1737, 16280), (1930, 14652), (1980, 14282), (2035, 13896), (2123, 13320), (2220, 12738), (2316, 12210), (2442, 11580), (2664, 10615), (2895, 9768), (3256, 8685), (3330, 8492), (3474, 8140), (3663, 7720), (3860, 7326), (3960, 7141), (4070, 6948), (4246, 6660), (4440, 6369), (4632, 6105), (4884, 5790)]