1389394080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{321619}}^1$

素因数の和:321643

約数の個数: 96

約数和(自身を含む): 4862894400

約数和(自身を除く): 3473500320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 160, 180, 216, 240, 270, 288, 360, 432, 480, 540, 720, 864, 1080, 1440, 2160, 4320, 321619, 643238, 964857, 1286476, 1608095, 1929714, 2572952, 2894571, 3216190, 3859428, 4824285, 5145904, 5789142, 6432380, 7718856, 8683713, 9648570, 10291808, 11578284, 12864760, 14472855, 15437712, 17367426, 19297140, 23156568, 25729520, 28945710, 30875424, 34734852, 38594280, 43418565, 46313136, 51459040, 57891420, 69469704, 77188560, 86837130, 92626272, 115782840, 138939408, 154377120, 173674260, 231565680, 277878816, 347348520, 463131360, 694697040, 1389394080]

約数ペア:

[(1, 1389394080), (2, 694697040), (3, 463131360), (4, 347348520), (5, 277878816), (6, 231565680), (8, 173674260), (9, 154377120), (10, 138939408), (12, 115782840), (15, 92626272), (16, 86837130), (18, 77188560), (20, 69469704), (24, 57891420), (27, 51459040), (30, 46313136), (32, 43418565), (36, 38594280), (40, 34734852), (45, 30875424), (48, 28945710), (54, 25729520), (60, 23156568), (72, 19297140), (80, 17367426), (90, 15437712), (96, 14472855), (108, 12864760), (120, 11578284), (135, 10291808), (144, 9648570), (160, 8683713), (180, 7718856), (216, 6432380), (240, 5789142), (270, 5145904), (288, 4824285), (360, 3859428), (432, 3216190), (480, 2894571), (540, 2572952), (720, 1929714), (864, 1608095), (1080, 1286476), (1440, 964857), (2160, 643238), (4320, 321619)]