27790740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{853}}^1$

素因数の和:1049

約数の個数: 72

約数和(自身を含む): 84863688

約数和(自身を除く): 57072948

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, 853, 905, 1086, 1629, 1706, 1810, 2172, 2559, 2715, 3258, 3412, 3620, 4265, 5118, 5430, 6516, 7677, 8145, 8530, 10236, 10860, 12795, 15354, 16290, 17060, 25590, 30708, 32580, 38385, 51180, 76770, 153540, 154393, 308786, 463179, 617572, 771965, 926358, 1389537, 1543930, 1852716, 2315895, 2779074, 3087860, 4631790, 5558148, 6947685, 9263580, 13895370, 27790740]

約数ペア:

[(1, 27790740), (2, 13895370), (3, 9263580), (4, 6947685), (5, 5558148), (6, 4631790), (9, 3087860), (10, 2779074), (12, 2315895), (15, 1852716), (18, 1543930), (20, 1389537), (30, 926358), (36, 771965), (45, 617572), (60, 463179), (90, 308786), (180, 154393), (181, 153540), (362, 76770), (543, 51180), (724, 38385), (853, 32580), (905, 30708), (1086, 25590), (1629, 17060), (1706, 16290), (1810, 15354), (2172, 12795), (2559, 10860), (2715, 10236), (3258, 8530), (3412, 8145), (3620, 7677), (4265, 6516), (5118, 5430)]