204472185

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 358318080

約数和(自身を除く): 153845895

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 107, 115, 145, 191, 321, 345, 435, 535, 573, 667, 955, 1605, 2001, 2461, 2865, 3103, 3335, 4393, 5539, 7383, 9309, 10005, 12305, 13179, 15515, 16617, 20437, 21965, 27695, 36915, 46545, 61311, 65895, 71369, 83085, 102185, 127397, 214107, 306555, 356845, 382191, 470051, 592673, 636985, 1070535, 1410153, 1778019, 1910955, 2350255, 2963365, 7050765, 8890095, 13631479, 40894437, 68157395, 204472185]

約数ペア:

[(1, 204472185), (3, 68157395), (5, 40894437), (15, 13631479), (23, 8890095), (29, 7050765), (69, 2963365), (87, 2350255), (107, 1910955), (115, 1778019), (145, 1410153), (191, 1070535), (321, 636985), (345, 592673), (435, 470051), (535, 382191), (573, 356845), (667, 306555), (955, 214107), (1605, 127397), (2001, 102185), (2461, 83085), (2865, 71369), (3103, 65895), (3335, 61311), (4393, 46545), (5539, 36915), (7383, 27695), (9309, 21965), (10005, 20437), (12305, 16617), (13179, 15515)]