280345230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{1423}}^1$

素因数の和:1646

約数の個数: 96

約数和(自身を含む): 799718400

約数和(自身を除く): 519373170

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 199, 330, 398, 495, 597, 990, 995, 1194, 1423, 1791, 1990, 2189, 2846, 2985, 3582, 4269, 4378, 5970, 6567, 7115, 8538, 8955, 10945, 12807, 13134, 14230, 15653, 17910, 19701, 21345, 21890, 25614, 31306, 32835, 39402, 42690, 46959, 64035, 65670, 78265, 93918, 98505, 128070, 140877, 156530, 197010, 234795, 281754, 283177, 469590, 566354, 704385, 849531, 1408770, 1415885, 1699062, 2548593, 2831770, 3114947, 4247655, 5097186, 6229894, 8495310, 9344841, 12742965, 15574735, 18689682, 25485930, 28034523, 31149470, 46724205, 56069046, 93448410, 140172615, 280345230]

約数ペア:

[(1, 280345230), (2, 140172615), (3, 93448410), (5, 56069046), (6, 46724205), (9, 31149470), (10, 28034523), (11, 25485930), (15, 18689682), (18, 15574735), (22, 12742965), (30, 9344841), (33, 8495310), (45, 6229894), (55, 5097186), (66, 4247655), (90, 3114947), (99, 2831770), (110, 2548593), (165, 1699062), (198, 1415885), (199, 1408770), (330, 849531), (398, 704385), (495, 566354), (597, 469590), (990, 283177), (995, 281754), (1194, 234795), (1423, 197010), (1791, 156530), (1990, 140877), (2189, 128070), (2846, 98505), (2985, 93918), (3582, 78265), (4269, 65670), (4378, 64035), (5970, 46959), (6567, 42690), (7115, 39402), (8538, 32835), (8955, 31306), (10945, 25614), (12807, 21890), (13134, 21345), (14230, 19701), (15653, 17910)]