73081960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1237}}^1$

素因数の和:1466

約数の個数: 64

約数和(自身を含む): 188968320

約数和(自身を除く): 115886360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1237, 1477, 1688, 2110, 2474, 2954, 4220, 4948, 5908, 6185, 7385, 8440, 8659, 9896, 11816, 12370, 14770, 17318, 24740, 29540, 34636, 43295, 49480, 59080, 69272, 86590, 173180, 261007, 346360, 522014, 1044028, 1305035, 1827049, 2088056, 2610070, 3654098, 5220140, 7308196, 9135245, 10440280, 14616392, 18270490, 36540980, 73081960]

約数ペア:

[(1, 73081960), (2, 36540980), (4, 18270490), (5, 14616392), (7, 10440280), (8, 9135245), (10, 7308196), (14, 5220140), (20, 3654098), (28, 2610070), (35, 2088056), (40, 1827049), (56, 1305035), (70, 1044028), (140, 522014), (211, 346360), (280, 261007), (422, 173180), (844, 86590), (1055, 69272), (1237, 59080), (1477, 49480), (1688, 43295), (2110, 34636), (2474, 29540), (2954, 24740), (4220, 17318), (4948, 14770), (5908, 12370), (6185, 11816), (7385, 9896), (8440, 8659)]