55288260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1697}}^1$

素因数の和:1893

約数の個数: 72

約数和(自身を含む): 168733656

約数和(自身を除く): 113445396

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 181, 362, 543, 724, 905, 1086, 1629, 1697, 1810, 2172, 2715, 3258, 3394, 3620, 5091, 5430, 6516, 6788, 8145, 8485, 10182, 10860, 15273, 16290, 16970, 20364, 25455, 30546, 32580, 33940, 50910, 61092, 76365, 101820, 152730, 305460, 307157, 614314, 921471, 1228628, 1535785, 1842942, 2764413, 3071570, 3685884, 4607355, 5528826, 6143140, 9214710, 11057652, 13822065, 18429420, 27644130, 55288260]

約数ペア:

[(1, 55288260), (2, 27644130), (3, 18429420), (4, 13822065), (5, 11057652), (6, 9214710), (9, 6143140), (10, 5528826), (12, 4607355), (15, 3685884), (18, 3071570), (20, 2764413), (30, 1842942), (36, 1535785), (45, 1228628), (60, 921471), (90, 614314), (180, 307157), (181, 305460), (362, 152730), (543, 101820), (724, 76365), (905, 61092), (1086, 50910), (1629, 33940), (1697, 32580), (1810, 30546), (2172, 25455), (2715, 20364), (3258, 16970), (3394, 16290), (3620, 15273), (5091, 10860), (5430, 10182), (6516, 8485), (6788, 8145)]