81567270

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{953}}^1$

素因数の和:1286

約数の個数: 64

約数和(自身を含む): 218427840

約数和(自身を除く): 136860570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 317, 634, 951, 953, 1585, 1902, 1906, 2853, 2859, 3170, 4755, 4765, 5706, 5718, 8559, 8577, 9510, 9530, 14265, 14295, 17118, 17154, 25731, 28530, 28590, 42795, 42885, 51462, 85590, 85770, 128655, 257310, 302101, 604202, 906303, 1510505, 1812606, 2718909, 3021010, 4531515, 5437818, 8156727, 9063030, 13594545, 16313454, 27189090, 40783635, 81567270]

約数ペア:

[(1, 81567270), (2, 40783635), (3, 27189090), (5, 16313454), (6, 13594545), (9, 9063030), (10, 8156727), (15, 5437818), (18, 4531515), (27, 3021010), (30, 2718909), (45, 1812606), (54, 1510505), (90, 906303), (135, 604202), (270, 302101), (317, 257310), (634, 128655), (951, 85770), (953, 85590), (1585, 51462), (1902, 42885), (1906, 42795), (2853, 28590), (2859, 28530), (3170, 25731), (4755, 17154), (4765, 17118), (5706, 14295), (5718, 14265), (8559, 9530), (8577, 9510)]