788126960

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1\times {\mathrm{691}}^1$

素因数の和:1026

約数の個数: 80

約数和(自身を含む): 1876620960

約数和(自身を除く): 1088494000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 80, 106, 212, 265, 269, 424, 530, 538, 691, 848, 1060, 1076, 1345, 1382, 2120, 2152, 2690, 2764, 3455, 4240, 4304, 5380, 5528, 6910, 10760, 11056, 13820, 14257, 21520, 27640, 28514, 36623, 55280, 57028, 71285, 73246, 114056, 142570, 146492, 183115, 185879, 228112, 285140, 292984, 366230, 371758, 570280, 585968, 732460, 743516, 929395, 1140560, 1464920, 1487032, 1858790, 2929840, 2974064, 3717580, 7435160, 9851587, 14870320, 19703174, 39406348, 49257935, 78812696, 98515870, 157625392, 197031740, 394063480, 788126960]

約数ペア:

[(1, 788126960), (2, 394063480), (4, 197031740), (5, 157625392), (8, 98515870), (10, 78812696), (16, 49257935), (20, 39406348), (40, 19703174), (53, 14870320), (80, 9851587), (106, 7435160), (212, 3717580), (265, 2974064), (269, 2929840), (424, 1858790), (530, 1487032), (538, 1464920), (691, 1140560), (848, 929395), (1060, 743516), (1076, 732460), (1345, 585968), (1382, 570280), (2120, 371758), (2152, 366230), (2690, 292984), (2764, 285140), (3455, 228112), (4240, 185879), (4304, 183115), (5380, 146492), (5528, 142570), (6910, 114056), (10760, 73246), (11056, 71285), (13820, 57028), (14257, 55280), (21520, 36623), (27640, 28514)]