204525990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{16349}}^1$

素因数の和:16501

約数の個数: 48

約数和(自身を含む): 535626000

約数和(自身を除く): 331100010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 139, 278, 417, 695, 834, 1251, 1390, 2085, 2502, 4170, 6255, 12510, 16349, 32698, 49047, 81745, 98094, 147141, 163490, 245235, 294282, 490470, 735705, 1471410, 2272511, 4545022, 6817533, 11362555, 13635066, 20452599, 22725110, 34087665, 40905198, 68175330, 102262995, 204525990]

約数ペア:

[(1, 204525990), (2, 102262995), (3, 68175330), (5, 40905198), (6, 34087665), (9, 22725110), (10, 20452599), (15, 13635066), (18, 11362555), (30, 6817533), (45, 4545022), (90, 2272511), (139, 1471410), (278, 735705), (417, 490470), (695, 294282), (834, 245235), (1251, 163490), (1390, 147141), (2085, 98094), (2502, 81745), (4170, 49047), (6255, 32698), (12510, 16349)]