77655840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{161783}}^1$

素因数の和:161801

約数の個数: 48

約数和(自身を含む): 244617408

約数和(自身を除く): 166961568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 161783, 323566, 485349, 647132, 808915, 970698, 1294264, 1617830, 1941396, 2426745, 2588528, 3235660, 3882792, 4853490, 5177056, 6471320, 7765584, 9706980, 12942640, 15531168, 19413960, 25885280, 38827920, 77655840]

約数ペア:

[(1, 77655840), (2, 38827920), (3, 25885280), (4, 19413960), (5, 15531168), (6, 12942640), (8, 9706980), (10, 7765584), (12, 6471320), (15, 5177056), (16, 4853490), (20, 3882792), (24, 3235660), (30, 2588528), (32, 2426745), (40, 1941396), (48, 1617830), (60, 1294264), (80, 970698), (96, 808915), (120, 647132), (160, 485349), (240, 323566), (480, 161783)]