15445680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{463}}^1$

素因数の和:618

約数の個数: 80

約数和(自身を含む): 48330240

約数和(自身を除く): 32884560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 463, 556, 695, 834, 926, 1112, 1389, 1390, 1668, 1852, 2085, 2224, 2315, 2778, 2780, 3336, 3704, 4170, 4630, 5556, 5560, 6672, 6945, 7408, 8340, 9260, 11112, 11120, 13890, 16680, 18520, 22224, 27780, 33360, 37040, 55560, 64357, 111120, 128714, 193071, 257428, 321785, 386142, 514856, 643570, 772284, 965355, 1029712, 1287140, 1544568, 1930710, 2574280, 3089136, 3861420, 5148560, 7722840, 15445680]

約数ペア:

[(1, 15445680), (2, 7722840), (3, 5148560), (4, 3861420), (5, 3089136), (6, 2574280), (8, 1930710), (10, 1544568), (12, 1287140), (15, 1029712), (16, 965355), (20, 772284), (24, 643570), (30, 514856), (40, 386142), (48, 321785), (60, 257428), (80, 193071), (120, 128714), (139, 111120), (240, 64357), (278, 55560), (417, 37040), (463, 33360), (556, 27780), (695, 22224), (834, 18520), (926, 16680), (1112, 13890), (1389, 11120), (1390, 11112), (1668, 9260), (1852, 8340), (2085, 7408), (2224, 6945), (2315, 6672), (2778, 5560), (2780, 5556), (3336, 4630), (3704, 4170)]