28166600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:124

約数の個数: 192

約数和(自身を含む): 85708800

約数和(自身を除く): 57542200

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 25, 28, 31, 35, 40, 44, 50, 55, 56, 59, 62, 70, 77, 88, 100, 110, 118, 124, 140, 154, 155, 175, 200, 217, 220, 236, 248, 275, 280, 295, 308, 310, 341, 350, 385, 413, 434, 440, 472, 550, 590, 616, 620, 649, 682, 700, 770, 775, 826, 868, 1085, 1100, 1180, 1240, 1298, 1364, 1400, 1475, 1540, 1550, 1652, 1705, 1736, 1829, 1925, 2065, 2170, 2200, 2360, 2387, 2596, 2728, 2950, 3080, 3100, 3245, 3304, 3410, 3658, 3850, 4130, 4340, 4543, 4774, 5192, 5425, 5900, 6200, 6490, 6820, 7316, 7700, 8260, 8525, 8680, 9086, 9145, 9548, 10325, 10850, 11800, 11935, 12803, 12980, 13640, 14632, 15400, 16225, 16520, 17050, 18172, 18290, 19096, 20119, 20650, 21700, 22715, 23870, 25606, 25960, 32450, 34100, 36344, 36580, 40238, 41300, 43400, 45430, 45725, 47740, 51212, 59675, 64015, 64900, 68200, 73160, 80476, 82600, 90860, 91450, 95480, 100595, 102424, 113575, 119350, 128030, 129800, 140833, 160952, 181720, 182900, 201190, 227150, 238700, 256060, 281666, 320075, 365800, 402380, 454300, 477400, 502975, 512120, 563332, 640150, 704165, 804760, 908600, 1005950, 1126664, 1280300, 1408330, 2011900, 2560600, 2816660, 3520825, 4023800, 5633320, 7041650, 14083300, 28166600]

約数ペア:

[(1, 28166600), (2, 14083300), (4, 7041650), (5, 5633320), (7, 4023800), (8, 3520825), (10, 2816660), (11, 2560600), (14, 2011900), (20, 1408330), (22, 1280300), (25, 1126664), (28, 1005950), (31, 908600), (35, 804760), (40, 704165), (44, 640150), (50, 563332), (55, 512120), (56, 502975), (59, 477400), (62, 454300), (70, 402380), (77, 365800), (88, 320075), (100, 281666), (110, 256060), (118, 238700), (124, 227150), (140, 201190), (154, 182900), (155, 181720), (175, 160952), (200, 140833), (217, 129800), (220, 128030), (236, 119350), (248, 113575), (275, 102424), (280, 100595), (295, 95480), (308, 91450), (310, 90860), (341, 82600), (350, 80476), (385, 73160), (413, 68200), (434, 64900), (440, 64015), (472, 59675), (550, 51212), (590, 47740), (616, 45725), (620, 45430), (649, 43400), (682, 41300), (700, 40238), (770, 36580), (775, 36344), (826, 34100), (868, 32450), (1085, 25960), (1100, 25606), (1180, 23870), (1240, 22715), (1298, 21700), (1364, 20650), (1400, 20119), (1475, 19096), (1540, 18290), (1550, 18172), (1652, 17050), (1705, 16520), (1736, 16225), (1829, 15400), (1925, 14632), (2065, 13640), (2170, 12980), (2200, 12803), (2360, 11935), (2387, 11800), (2596, 10850), (2728, 10325), (2950, 9548), (3080, 9145), (3100, 9086), (3245, 8680), (3304, 8525), (3410, 8260), (3658, 7700), (3850, 7316), (4130, 6820), (4340, 6490), (4543, 6200), (4774, 5900), (5192, 5425)]