208548990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178247}}^1$

素因数の和:178273

約数の個数: 48

約数和(自身を含む): 583940448

約数和(自身を除く): 375391458

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 178247, 356494, 534741, 891235, 1069482, 1604223, 1782470, 2317211, 2673705, 3208446, 4634422, 5347410, 6951633, 8021115, 11586055, 13903266, 16042230, 20854899, 23172110, 34758165, 41709798, 69516330, 104274495, 208548990]

約数ペア:

[(1, 208548990), (2, 104274495), (3, 69516330), (5, 41709798), (6, 34758165), (9, 23172110), (10, 20854899), (13, 16042230), (15, 13903266), (18, 11586055), (26, 8021115), (30, 6951633), (39, 5347410), (45, 4634422), (65, 3208446), (78, 2673705), (90, 2317211), (117, 1782470), (130, 1604223), (195, 1069482), (234, 891235), (390, 534741), (585, 356494), (1170, 178247)]