15222720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:278

約数の個数: 112

約数和(自身を含む): 49121568

約数和(自身を除く): 33898848

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, 157, 160, 192, 202, 240, 303, 314, 320, 404, 471, 480, 505, 606, 628, 785, 808, 942, 960, 1010, 1212, 1256, 1515, 1570, 1616, 1884, 2020, 2355, 2424, 2512, 3030, 3140, 3232, 3768, 4040, 4710, 4848, 5024, 6060, 6280, 6464, 7536, 8080, 9420, 9696, 10048, 12120, 12560, 15072, 15857, 16160, 18840, 19392, 24240, 25120, 30144, 31714, 32320, 37680, 47571, 48480, 50240, 63428, 75360, 79285, 95142, 96960, 126856, 150720, 158570, 190284, 237855, 253712, 317140, 380568, 475710, 507424, 634280, 761136, 951420, 1014848, 1268560, 1522272, 1902840, 2537120, 3044544, 3805680, 5074240, 7611360, 15222720]

約数ペア:

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