12798720

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1$

素因数の和:139

約数の個数: 216

約数和(自身を含む): 48786192

約数和(自身を除く): 35987472

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 32, 33, 36, 40, 44, 45, 48, 55, 60, 64, 66, 72, 80, 88, 90, 96, 99, 101, 110, 120, 128, 132, 144, 160, 165, 176, 180, 192, 198, 202, 220, 240, 256, 264, 288, 303, 320, 330, 352, 360, 384, 396, 404, 440, 480, 495, 505, 528, 576, 606, 640, 660, 704, 720, 768, 792, 808, 880, 909, 960, 990, 1010, 1056, 1111, 1152, 1212, 1280, 1320, 1408, 1440, 1515, 1584, 1616, 1760, 1818, 1920, 1980, 2020, 2112, 2222, 2304, 2424, 2640, 2816, 2880, 3030, 3168, 3232, 3333, 3520, 3636, 3840, 3960, 4040, 4224, 4444, 4545, 4848, 5280, 5555, 5760, 6060, 6336, 6464, 6666, 7040, 7272, 7920, 8080, 8448, 8888, 9090, 9696, 9999, 10560, 11110, 11520, 12120, 12672, 12928, 13332, 14080, 14544, 15840, 16160, 16665, 17776, 18180, 19392, 19998, 21120, 22220, 24240, 25344, 25856, 26664, 29088, 31680, 32320, 33330, 35552, 36360, 38784, 39996, 42240, 44440, 48480, 49995, 53328, 58176, 63360, 64640, 66660, 71104, 72720, 77568, 79992, 88880, 96960, 99990, 106656, 116352, 126720, 129280, 133320, 142208, 145440, 159984, 177760, 193920, 199980, 213312, 232704, 266640, 284416, 290880, 319968, 355520, 387840, 399960, 426624, 533280, 581760, 639936, 711040, 799920, 853248, 1066560, 1163520, 1279872, 1422080, 1599840, 2133120, 2559744, 3199680, 4266240, 6399360, 12798720]

約数ペア:

[(1, 12798720), (2, 6399360), (3, 4266240), (4, 3199680), (5, 2559744), (6, 2133120), (8, 1599840), (9, 1422080), (10, 1279872), (11, 1163520), (12, 1066560), (15, 853248), (16, 799920), (18, 711040), (20, 639936), (22, 581760), (24, 533280), (30, 426624), (32, 399960), (33, 387840), (36, 355520), (40, 319968), (44, 290880), (45, 284416), (48, 266640), (55, 232704), (60, 213312), (64, 199980), (66, 193920), (72, 177760), (80, 159984), (88, 145440), (90, 142208), (96, 133320), (99, 129280), (101, 126720), (110, 116352), (120, 106656), (128, 99990), (132, 96960), (144, 88880), (160, 79992), (165, 77568), (176, 72720), (180, 71104), (192, 66660), (198, 64640), (202, 63360), (220, 58176), (240, 53328), (256, 49995), (264, 48480), (288, 44440), (303, 42240), (320, 39996), (330, 38784), (352, 36360), (360, 35552), (384, 33330), (396, 32320), (404, 31680), (440, 29088), (480, 26664), (495, 25856), (505, 25344), (528, 24240), (576, 22220), (606, 21120), (640, 19998), (660, 19392), (704, 18180), (720, 17776), (768, 16665), (792, 16160), (808, 15840), (880, 14544), (909, 14080), (960, 13332), (990, 12928), (1010, 12672), (1056, 12120), (1111, 11520), (1152, 11110), (1212, 10560), (1280, 9999), (1320, 9696), (1408, 9090), (1440, 8888), (1515, 8448), (1584, 8080), (1616, 7920), (1760, 7272), (1818, 7040), (1920, 6666), (1980, 6464), (2020, 6336), (2112, 6060), (2222, 5760), (2304, 5555), (2424, 5280), (2640, 4848), (2816, 4545), (2880, 4444), (3030, 4224), (3168, 4040), (3232, 3960), (3333, 3840), (3520, 3636)]