85316940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{3019}}^1$

素因数の和:3191

約数の個数: 72

約数和(自身を含む): 260529360

約数和(自身を除く): 175212420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 314, 471, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3019, 3140, 4710, 5652, 6038, 7065, 9057, 9420, 12076, 14130, 15095, 18114, 27171, 28260, 30190, 36228, 45285, 54342, 60380, 90570, 108684, 135855, 181140, 271710, 473983, 543420, 947966, 1421949, 1895932, 2369915, 2843898, 4265847, 4739830, 5687796, 7109745, 8531694, 9479660, 14219490, 17063388, 21329235, 28438980, 42658470, 85316940]

約数ペア:

[(1, 85316940), (2, 42658470), (3, 28438980), (4, 21329235), (5, 17063388), (6, 14219490), (9, 9479660), (10, 8531694), (12, 7109745), (15, 5687796), (18, 4739830), (20, 4265847), (30, 2843898), (36, 2369915), (45, 1895932), (60, 1421949), (90, 947966), (157, 543420), (180, 473983), (314, 271710), (471, 181140), (628, 135855), (785, 108684), (942, 90570), (1413, 60380), (1570, 54342), (1884, 45285), (2355, 36228), (2826, 30190), (3019, 28260), (3140, 27171), (4710, 18114), (5652, 15095), (6038, 14130), (7065, 12076), (9057, 9420)]