16561680

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{457}}^1$

素因数の和:624

約数の個数: 80

約数和(自身を含む): 51794304

約数和(自身を除く): 35232624

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 151, 240, 302, 453, 457, 604, 755, 906, 914, 1208, 1371, 1510, 1812, 1828, 2265, 2285, 2416, 2742, 3020, 3624, 3656, 4530, 4570, 5484, 6040, 6855, 7248, 7312, 9060, 9140, 10968, 12080, 13710, 18120, 18280, 21936, 27420, 36240, 36560, 54840, 69007, 109680, 138014, 207021, 276028, 345035, 414042, 552056, 690070, 828084, 1035105, 1104112, 1380140, 1656168, 2070210, 2760280, 3312336, 4140420, 5520560, 8280840, 16561680]

約数ペア:

[(1, 16561680), (2, 8280840), (3, 5520560), (4, 4140420), (5, 3312336), (6, 2760280), (8, 2070210), (10, 1656168), (12, 1380140), (15, 1104112), (16, 1035105), (20, 828084), (24, 690070), (30, 552056), (40, 414042), (48, 345035), (60, 276028), (80, 207021), (120, 138014), (151, 109680), (240, 69007), (302, 54840), (453, 36560), (457, 36240), (604, 27420), (755, 21936), (906, 18280), (914, 18120), (1208, 13710), (1371, 12080), (1510, 10968), (1812, 9140), (1828, 9060), (2265, 7312), (2285, 7248), (2416, 6855), (2742, 6040), (3020, 5484), (3624, 4570), (3656, 4530)]