121982320

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{19301}}^1$

素因数の和:19393

約数の個数: 40

約数和(自身を含む): 287213760

約数和(自身を除く): 165231440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6320, 19301, 38602, 77204, 96505, 154408, 193010, 308816, 386020, 772040, 1524779, 1544080, 3049558, 6099116, 7623895, 12198232, 15247790, 24396464, 30495580, 60991160, 121982320]

約数ペア:

[(1, 121982320), (2, 60991160), (4, 30495580), (5, 24396464), (8, 15247790), (10, 12198232), (16, 7623895), (20, 6099116), (40, 3049558), (79, 1544080), (80, 1524779), (158, 772040), (316, 386020), (395, 308816), (632, 193010), (790, 154408), (1264, 96505), (1580, 77204), (3160, 38602), (6320, 19301)]