20613120

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1$

素因数の和:102

約数の個数: 192

約数和(自身を含む): 73120320

約数和(自身を除く): 52507200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 61, 64, 66, 80, 88, 96, 110, 120, 122, 128, 132, 160, 165, 176, 183, 192, 220, 240, 244, 256, 264, 305, 320, 330, 352, 366, 384, 440, 480, 488, 512, 528, 610, 640, 660, 671, 704, 732, 768, 880, 915, 960, 976, 1024, 1056, 1220, 1280, 1320, 1342, 1408, 1464, 1536, 1760, 1830, 1920, 1952, 2013, 2048, 2112, 2440, 2560, 2640, 2684, 2816, 2928, 3072, 3355, 3520, 3660, 3840, 3904, 4026, 4224, 4880, 5120, 5280, 5368, 5632, 5856, 6144, 6710, 7040, 7320, 7680, 7808, 8052, 8448, 9760, 10065, 10240, 10560, 10736, 11264, 11712, 13420, 14080, 14640, 15360, 15616, 16104, 16896, 19520, 20130, 21120, 21472, 22528, 23424, 26840, 28160, 29280, 30720, 31232, 32208, 33792, 39040, 40260, 42240, 42944, 46848, 53680, 56320, 58560, 62464, 64416, 67584, 78080, 80520, 84480, 85888, 93696, 107360, 112640, 117120, 124928, 128832, 156160, 161040, 168960, 171776, 187392, 214720, 234240, 257664, 312320, 322080, 337920, 343552, 374784, 429440, 468480, 515328, 624640, 644160, 687104, 858880, 936960, 1030656, 1288320, 1374208, 1717760, 1873920, 2061312, 2576640, 3435520, 4122624, 5153280, 6871040, 10306560, 20613120]

約数ペア:

[(1, 20613120), (2, 10306560), (3, 6871040), (4, 5153280), (5, 4122624), (6, 3435520), (8, 2576640), (10, 2061312), (11, 1873920), (12, 1717760), (15, 1374208), (16, 1288320), (20, 1030656), (22, 936960), (24, 858880), (30, 687104), (32, 644160), (33, 624640), (40, 515328), (44, 468480), (48, 429440), (55, 374784), (60, 343552), (61, 337920), (64, 322080), (66, 312320), (80, 257664), (88, 234240), (96, 214720), (110, 187392), (120, 171776), (122, 168960), (128, 161040), (132, 156160), (160, 128832), (165, 124928), (176, 117120), (183, 112640), (192, 107360), (220, 93696), (240, 85888), (244, 84480), (256, 80520), (264, 78080), (305, 67584), (320, 64416), (330, 62464), (352, 58560), (366, 56320), (384, 53680), (440, 46848), (480, 42944), (488, 42240), (512, 40260), (528, 39040), (610, 33792), (640, 32208), (660, 31232), (671, 30720), (704, 29280), (732, 28160), (768, 26840), (880, 23424), (915, 22528), (960, 21472), (976, 21120), (1024, 20130), (1056, 19520), (1220, 16896), (1280, 16104), (1320, 15616), (1342, 15360), (1408, 14640), (1464, 14080), (1536, 13420), (1760, 11712), (1830, 11264), (1920, 10736), (1952, 10560), (2013, 10240), (2048, 10065), (2112, 9760), (2440, 8448), (2560, 8052), (2640, 7808), (2684, 7680), (2816, 7320), (2928, 7040), (3072, 6710), (3355, 6144), (3520, 5856), (3660, 5632), (3840, 5368), (3904, 5280), (4026, 5120), (4224, 4880)]