81823920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{340933}}^1$

素因数の和:340949

約数の個数: 40

約数和(自身を含む): 253654896

約数和(自身を除く): 171830976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 340933, 681866, 1022799, 1363732, 1704665, 2045598, 2727464, 3409330, 4091196, 5113995, 5454928, 6818660, 8182392, 10227990, 13637320, 16364784, 20455980, 27274640, 40911960, 81823920]

約数ペア:

[(1, 81823920), (2, 40911960), (3, 27274640), (4, 20455980), (5, 16364784), (6, 13637320), (8, 10227990), (10, 8182392), (12, 6818660), (15, 5454928), (16, 5113995), (20, 4091196), (24, 3409330), (30, 2727464), (40, 2045598), (48, 1704665), (60, 1363732), (80, 1022799), (120, 681866), (240, 340933)]