420154785

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{1619}}^1$

素因数の和:1782

約数の個数: 48

約数和(自身を含む): 748051200

約数和(自身を除く): 327896415

約数列:

[1, 3, 5, 9, 15, 45, 73, 79, 219, 237, 365, 395, 657, 711, 1095, 1185, 1619, 3285, 3555, 4857, 5767, 8095, 14571, 17301, 24285, 28835, 51903, 72855, 86505, 118187, 127901, 259515, 354561, 383703, 590935, 639505, 1063683, 1151109, 1772805, 1918515, 5318415, 5755545, 9336773, 28010319, 46683865, 84030957, 140051595, 420154785]

約数ペア:

[(1, 420154785), (3, 140051595), (5, 84030957), (9, 46683865), (15, 28010319), (45, 9336773), (73, 5755545), (79, 5318415), (219, 1918515), (237, 1772805), (365, 1151109), (395, 1063683), (657, 639505), (711, 590935), (1095, 383703), (1185, 354561), (1619, 259515), (3285, 127901), (3555, 118187), (4857, 86505), (5767, 72855), (8095, 51903), (14571, 28835), (17301, 24285)]