30445440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 128

約数和(自身を含む): 98629920

約数和(自身を除く): 68184480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 101, 120, 128, 157, 160, 192, 202, 240, 303, 314, 320, 384, 404, 471, 480, 505, 606, 628, 640, 785, 808, 942, 960, 1010, 1212, 1256, 1515, 1570, 1616, 1884, 1920, 2020, 2355, 2424, 2512, 3030, 3140, 3232, 3768, 4040, 4710, 4848, 5024, 6060, 6280, 6464, 7536, 8080, 9420, 9696, 10048, 12120, 12560, 12928, 15072, 15857, 16160, 18840, 19392, 20096, 24240, 25120, 30144, 31714, 32320, 37680, 38784, 47571, 48480, 50240, 60288, 63428, 64640, 75360, 79285, 95142, 96960, 100480, 126856, 150720, 158570, 190284, 193920, 237855, 253712, 301440, 317140, 380568, 475710, 507424, 634280, 761136, 951420, 1014848, 1268560, 1522272, 1902840, 2029696, 2537120, 3044544, 3805680, 5074240, 6089088, 7611360, 10148480, 15222720, 30445440]

約数ペア:

[(1, 30445440), (2, 15222720), (3, 10148480), (4, 7611360), (5, 6089088), (6, 5074240), (8, 3805680), (10, 3044544), (12, 2537120), (15, 2029696), (16, 1902840), (20, 1522272), (24, 1268560), (30, 1014848), (32, 951420), (40, 761136), (48, 634280), (60, 507424), (64, 475710), (80, 380568), (96, 317140), (101, 301440), (120, 253712), (128, 237855), (157, 193920), (160, 190284), (192, 158570), (202, 150720), (240, 126856), (303, 100480), (314, 96960), (320, 95142), (384, 79285), (404, 75360), (471, 64640), (480, 63428), (505, 60288), (606, 50240), (628, 48480), (640, 47571), (785, 38784), (808, 37680), (942, 32320), (960, 31714), (1010, 30144), (1212, 25120), (1256, 24240), (1515, 20096), (1570, 19392), (1616, 18840), (1884, 16160), (1920, 15857), (2020, 15072), (2355, 12928), (2424, 12560), (2512, 12120), (3030, 10048), (3140, 9696), (3232, 9420), (3768, 8080), (4040, 7536), (4710, 6464), (4848, 6280), (5024, 6060)]