205299540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{607}}^1\times {\mathrm{1879}}^1$

素因数の和:2501

約数の個数: 72

約数和(自身を含む): 624099840

約数和(自身を除く): 418800300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 607, 1214, 1821, 1879, 2428, 3035, 3642, 3758, 5463, 5637, 6070, 7284, 7516, 9105, 9395, 10926, 11274, 12140, 16911, 18210, 18790, 21852, 22548, 27315, 28185, 33822, 36420, 37580, 54630, 56370, 67644, 84555, 109260, 112740, 169110, 338220, 1140553, 2281106, 3421659, 4562212, 5702765, 6843318, 10264977, 11405530, 13686636, 17108295, 20529954, 22811060, 34216590, 41059908, 51324885, 68433180, 102649770, 205299540]

約数ペア:

[(1, 205299540), (2, 102649770), (3, 68433180), (4, 51324885), (5, 41059908), (6, 34216590), (9, 22811060), (10, 20529954), (12, 17108295), (15, 13686636), (18, 11405530), (20, 10264977), (30, 6843318), (36, 5702765), (45, 4562212), (60, 3421659), (90, 2281106), (180, 1140553), (607, 338220), (1214, 169110), (1821, 112740), (1879, 109260), (2428, 84555), (3035, 67644), (3642, 56370), (3758, 54630), (5463, 37580), (5637, 36420), (6070, 33822), (7284, 28185), (7516, 27315), (9105, 22548), (9395, 21852), (10926, 18790), (11274, 18210), (12140, 16911)]