7787280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:544

約数の個数: 80

約数和(自身を含む): 24534144

約数和(自身を除く): 16746864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 71, 80, 120, 142, 213, 240, 284, 355, 426, 457, 568, 710, 852, 914, 1065, 1136, 1371, 1420, 1704, 1828, 2130, 2285, 2742, 2840, 3408, 3656, 4260, 4570, 5484, 5680, 6855, 7312, 8520, 9140, 10968, 13710, 17040, 18280, 21936, 27420, 32447, 36560, 54840, 64894, 97341, 109680, 129788, 162235, 194682, 259576, 324470, 389364, 486705, 519152, 648940, 778728, 973410, 1297880, 1557456, 1946820, 2595760, 3893640, 7787280]

約数ペア:

[(1, 7787280), (2, 3893640), (3, 2595760), (4, 1946820), (5, 1557456), (6, 1297880), (8, 973410), (10, 778728), (12, 648940), (15, 519152), (16, 486705), (20, 389364), (24, 324470), (30, 259576), (40, 194682), (48, 162235), (60, 129788), (71, 109680), (80, 97341), (120, 64894), (142, 54840), (213, 36560), (240, 32447), (284, 27420), (355, 21936), (426, 18280), (457, 17040), (568, 13710), (710, 10968), (852, 9140), (914, 8520), (1065, 7312), (1136, 6855), (1371, 5680), (1420, 5484), (1704, 4570), (1828, 4260), (2130, 3656), (2285, 3408), (2742, 2840)]