81956760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{4523}}^1$

素因数の和:4688

約数の個数: 64

約数和(自身を含む): 247553280

約数和(自身を除く): 165596520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 151, 302, 453, 604, 755, 906, 1208, 1510, 1812, 2265, 3020, 3624, 4523, 4530, 6040, 9046, 9060, 13569, 18092, 18120, 22615, 27138, 36184, 45230, 54276, 67845, 90460, 108552, 135690, 180920, 271380, 542760, 682973, 1365946, 2048919, 2731892, 3414865, 4097838, 5463784, 6829730, 8195676, 10244595, 13659460, 16391352, 20489190, 27318920, 40978380, 81956760]

約数ペア:

[(1, 81956760), (2, 40978380), (3, 27318920), (4, 20489190), (5, 16391352), (6, 13659460), (8, 10244595), (10, 8195676), (12, 6829730), (15, 5463784), (20, 4097838), (24, 3414865), (30, 2731892), (40, 2048919), (60, 1365946), (120, 682973), (151, 542760), (302, 271380), (453, 180920), (604, 135690), (755, 108552), (906, 90460), (1208, 67845), (1510, 54276), (1812, 45230), (2265, 36184), (3020, 27138), (3624, 22615), (4523, 18120), (4530, 18092), (6040, 13569), (9046, 9060)]