72920880

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{101279}}^1$

素因数の和:101298

約数の個数: 60

約数和(自身を含む): 244895040

約数和(自身を除く): 171974160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 101279, 202558, 303837, 405116, 506395, 607674, 810232, 911511, 1012790, 1215348, 1519185, 1620464, 1823022, 2025580, 2430696, 3038370, 3646044, 4051160, 4557555, 4861392, 6076740, 7292088, 8102320, 9115110, 12153480, 14584176, 18230220, 24306960, 36460440, 72920880]

約数ペア:

[(1, 72920880), (2, 36460440), (3, 24306960), (4, 18230220), (5, 14584176), (6, 12153480), (8, 9115110), (9, 8102320), (10, 7292088), (12, 6076740), (15, 4861392), (16, 4557555), (18, 4051160), (20, 3646044), (24, 3038370), (30, 2430696), (36, 2025580), (40, 1823022), (45, 1620464), (48, 1519185), (60, 1215348), (72, 1012790), (80, 911511), (90, 810232), (120, 607674), (144, 506395), (180, 405116), (240, 303837), (360, 202558), (720, 101279)]