989577840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{77797}}^1$

素因数の和:77866

約数の個数: 80

約数和(自身を含む): 3125612448

約数和(自身を除く): 2136034608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 60, 80, 106, 120, 159, 212, 240, 265, 318, 424, 530, 636, 795, 848, 1060, 1272, 1590, 2120, 2544, 3180, 4240, 6360, 12720, 77797, 155594, 233391, 311188, 388985, 466782, 622376, 777970, 933564, 1166955, 1244752, 1555940, 1867128, 2333910, 3111880, 3734256, 4123241, 4667820, 6223760, 8246482, 9335640, 12369723, 16492964, 18671280, 20616205, 24739446, 32985928, 41232410, 49478892, 61848615, 65971856, 82464820, 98957784, 123697230, 164929640, 197915568, 247394460, 329859280, 494788920, 989577840]

約数ペア:

[(1, 989577840), (2, 494788920), (3, 329859280), (4, 247394460), (5, 197915568), (6, 164929640), (8, 123697230), (10, 98957784), (12, 82464820), (15, 65971856), (16, 61848615), (20, 49478892), (24, 41232410), (30, 32985928), (40, 24739446), (48, 20616205), (53, 18671280), (60, 16492964), (80, 12369723), (106, 9335640), (120, 8246482), (159, 6223760), (212, 4667820), (240, 4123241), (265, 3734256), (318, 3111880), (424, 2333910), (530, 1867128), (636, 1555940), (795, 1244752), (848, 1166955), (1060, 933564), (1272, 777970), (1590, 622376), (2120, 466782), (2544, 388985), (3180, 311188), (4240, 233391), (6360, 155594), (12720, 77797)]