221781180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{160711}}^1$

素因数の和:160746

約数の個数: 48

約数和(自身を含む): 647990784

約数和(自身を除く): 426209604

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 160711, 321422, 482133, 642844, 803555, 964266, 1607110, 1928532, 2410665, 3214220, 3696353, 4821330, 7392706, 9642660, 11089059, 14785412, 18481765, 22178118, 36963530, 44356236, 55445295, 73927060, 110890590, 221781180]

約数ペア:

[(1, 221781180), (2, 110890590), (3, 73927060), (4, 55445295), (5, 44356236), (6, 36963530), (10, 22178118), (12, 18481765), (15, 14785412), (20, 11089059), (23, 9642660), (30, 7392706), (46, 4821330), (60, 3696353), (69, 3214220), (92, 2410665), (115, 1928532), (138, 1607110), (230, 964266), (276, 803555), (345, 642844), (460, 482133), (690, 321422), (1380, 160711)]