20133120

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{107}}^1$

素因数の和:145

約数の個数: 216

約数和(自身を含む): 75497184

約数和(自身を除く): 55364064

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 107, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 214, 224, 240, 245, 256, 280, 294, 320, 321, 336, 384, 392, 420, 428, 448, 480, 490, 535, 560, 588, 640, 642, 672, 735, 749, 768, 784, 840, 856, 896, 960, 980, 1070, 1120, 1176, 1280, 1284, 1344, 1470, 1498, 1568, 1605, 1680, 1712, 1792, 1920, 1960, 2140, 2240, 2247, 2352, 2568, 2688, 2940, 2996, 3136, 3210, 3360, 3424, 3745, 3840, 3920, 4280, 4480, 4494, 4704, 5136, 5243, 5376, 5880, 5992, 6272, 6420, 6720, 6848, 7490, 7840, 8560, 8960, 8988, 9408, 10272, 10486, 11235, 11760, 11984, 12544, 12840, 13440, 13696, 14980, 15680, 15729, 17120, 17976, 18816, 20544, 20972, 22470, 23520, 23968, 25680, 26215, 26880, 27392, 29960, 31360, 31458, 34240, 35952, 37632, 41088, 41944, 44940, 47040, 47936, 51360, 52430, 59920, 62720, 62916, 68480, 71904, 78645, 82176, 83888, 89880, 94080, 95872, 102720, 104860, 119840, 125832, 136960, 143808, 157290, 167776, 179760, 188160, 191744, 205440, 209720, 239680, 251664, 287616, 314580, 335552, 359520, 410880, 419440, 479360, 503328, 575232, 629160, 671104, 719040, 838880, 958720, 1006656, 1258320, 1342208, 1438080, 1677760, 2013312, 2516640, 2876160, 3355520, 4026624, 5033280, 6711040, 10066560, 20133120]

約数ペア:

[(1, 20133120), (2, 10066560), (3, 6711040), (4, 5033280), (5, 4026624), (6, 3355520), (7, 2876160), (8, 2516640), (10, 2013312), (12, 1677760), (14, 1438080), (15, 1342208), (16, 1258320), (20, 1006656), (21, 958720), (24, 838880), (28, 719040), (30, 671104), (32, 629160), (35, 575232), (40, 503328), (42, 479360), (48, 419440), (49, 410880), (56, 359520), (60, 335552), (64, 314580), (70, 287616), (80, 251664), (84, 239680), (96, 209720), (98, 205440), (105, 191744), (107, 188160), (112, 179760), (120, 167776), (128, 157290), (140, 143808), (147, 136960), (160, 125832), (168, 119840), (192, 104860), (196, 102720), (210, 95872), (214, 94080), (224, 89880), (240, 83888), (245, 82176), (256, 78645), (280, 71904), (294, 68480), (320, 62916), (321, 62720), (336, 59920), (384, 52430), (392, 51360), (420, 47936), (428, 47040), (448, 44940), (480, 41944), (490, 41088), (535, 37632), (560, 35952), (588, 34240), (640, 31458), (642, 31360), (672, 29960), (735, 27392), (749, 26880), (768, 26215), (784, 25680), (840, 23968), (856, 23520), (896, 22470), (960, 20972), (980, 20544), (1070, 18816), (1120, 17976), (1176, 17120), (1280, 15729), (1284, 15680), (1344, 14980), (1470, 13696), (1498, 13440), (1568, 12840), (1605, 12544), (1680, 11984), (1712, 11760), (1792, 11235), (1920, 10486), (1960, 10272), (2140, 9408), (2240, 8988), (2247, 8960), (2352, 8560), (2568, 7840), (2688, 7490), (2940, 6848), (2996, 6720), (3136, 6420), (3210, 6272), (3360, 5992), (3424, 5880), (3745, 5376), (3840, 5243), (3920, 5136), (4280, 4704), (4480, 4494)]