220163760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{305783}}^1$

素因数の和:305802

約数の個数: 60

約数和(自身を含む): 739385712

約数和(自身を除く): 519221952

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 305783, 611566, 917349, 1223132, 1528915, 1834698, 2446264, 2752047, 3057830, 3669396, 4586745, 4892528, 5504094, 6115660, 7338792, 9173490, 11008188, 12231320, 13760235, 14677584, 18346980, 22016376, 24462640, 27520470, 36693960, 44032752, 55040940, 73387920, 110081880, 220163760]

約数ペア:

[(1, 220163760), (2, 110081880), (3, 73387920), (4, 55040940), (5, 44032752), (6, 36693960), (8, 27520470), (9, 24462640), (10, 22016376), (12, 18346980), (15, 14677584), (16, 13760235), (18, 12231320), (20, 11008188), (24, 9173490), (30, 7338792), (36, 6115660), (40, 5504094), (45, 4892528), (48, 4586745), (60, 3669396), (72, 3057830), (80, 2752047), (90, 2446264), (120, 1834698), (144, 1528915), (180, 1223132), (240, 917349), (360, 611566), (720, 305783)]