71211540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{1801}}^1$

素因数の和:2472

約数の個数: 48

約数和(自身を含む): 199805760

約数和(自身を除く): 128594220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 659, 1318, 1801, 1977, 2636, 3295, 3602, 3954, 5403, 6590, 7204, 7908, 9005, 9885, 10806, 13180, 18010, 19770, 21612, 27015, 36020, 39540, 54030, 108060, 1186859, 2373718, 3560577, 4747436, 5934295, 7121154, 11868590, 14242308, 17802885, 23737180, 35605770, 71211540]

約数ペア:

[(1, 71211540), (2, 35605770), (3, 23737180), (4, 17802885), (5, 14242308), (6, 11868590), (10, 7121154), (12, 5934295), (15, 4747436), (20, 3560577), (30, 2373718), (60, 1186859), (659, 108060), (1318, 54030), (1801, 39540), (1977, 36020), (2636, 27015), (3295, 21612), (3602, 19770), (3954, 18010), (5403, 13180), (6590, 10806), (7204, 9885), (7908, 9005)]