246113480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{269}}^1$

素因数の和:626

約数の個数: 64

約数和(自身を含む): 564246000

約数和(自身を除く): 318132520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 257, 269, 356, 445, 514, 538, 712, 890, 1028, 1076, 1285, 1345, 1780, 2056, 2152, 2570, 2690, 3560, 5140, 5380, 10280, 10760, 22873, 23941, 45746, 47882, 69133, 91492, 95764, 114365, 119705, 138266, 182984, 191528, 228730, 239410, 276532, 345665, 457460, 478820, 553064, 691330, 914920, 957640, 1382660, 2765320, 6152837, 12305674, 24611348, 30764185, 49222696, 61528370, 123056740, 246113480]

約数ペア:

[(1, 246113480), (2, 123056740), (4, 61528370), (5, 49222696), (8, 30764185), (10, 24611348), (20, 12305674), (40, 6152837), (89, 2765320), (178, 1382660), (257, 957640), (269, 914920), (356, 691330), (445, 553064), (514, 478820), (538, 457460), (712, 345665), (890, 276532), (1028, 239410), (1076, 228730), (1285, 191528), (1345, 182984), (1780, 138266), (2056, 119705), (2152, 114365), (2570, 95764), (2690, 91492), (3560, 69133), (5140, 47882), (5380, 45746), (10280, 23941), (10760, 22873)]