218500740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{44959}}^1$

素因数の和:44983

約数の個数: 72

約数和(自身を含む): 687348480

約数和(自身を除く): 468847740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 44959, 89918, 134877, 179836, 224795, 269754, 404631, 449590, 539508, 674385, 809262, 899180, 1213893, 1348770, 1618524, 2023155, 2427786, 2697540, 3641679, 4046310, 4855572, 6069465, 7283358, 8092620, 10925037, 12138930, 14566716, 18208395, 21850074, 24277860, 36416790, 43700148, 54625185, 72833580, 109250370, 218500740]

約数ペア:

[(1, 218500740), (2, 109250370), (3, 72833580), (4, 54625185), (5, 43700148), (6, 36416790), (9, 24277860), (10, 21850074), (12, 18208395), (15, 14566716), (18, 12138930), (20, 10925037), (27, 8092620), (30, 7283358), (36, 6069465), (45, 4855572), (54, 4046310), (60, 3641679), (81, 2697540), (90, 2427786), (108, 2023155), (135, 1618524), (162, 1348770), (180, 1213893), (243, 899180), (270, 809262), (324, 674385), (405, 539508), (486, 449590), (540, 404631), (810, 269754), (972, 224795), (1215, 179836), (1620, 134877), (2430, 89918), (4860, 44959)]