217434780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{134219}}^1$

素因数の和:134240

約数の個数: 60

約数和(自身を含む): 682106040

約数和(自身を除く): 464671260

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, 270, 324, 405, 540, 810, 1620, 134219, 268438, 402657, 536876, 671095, 805314, 1207971, 1342190, 1610628, 2013285, 2415942, 2684380, 3623913, 4026570, 4831884, 6039855, 7247826, 8053140, 10871739, 12079710, 14495652, 18119565, 21743478, 24159420, 36239130, 43486956, 54358695, 72478260, 108717390, 217434780]

約数ペア:

[(1, 217434780), (2, 108717390), (3, 72478260), (4, 54358695), (5, 43486956), (6, 36239130), (9, 24159420), (10, 21743478), (12, 18119565), (15, 14495652), (18, 12079710), (20, 10871739), (27, 8053140), (30, 7247826), (36, 6039855), (45, 4831884), (54, 4026570), (60, 3623913), (81, 2684380), (90, 2415942), (108, 2013285), (135, 1610628), (162, 1342190), (180, 1207971), (270, 805314), (324, 671095), (405, 536876), (540, 402657), (810, 268438), (1620, 134219)]