207976810

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1237}}^1$

素因数の和:1327

約数の個数: 64

約数和(自身を含む): 423574272

約数和(自身を除く): 215597462

約数列:

[1, 2, 5, 10, 17, 23, 34, 43, 46, 85, 86, 115, 170, 215, 230, 391, 430, 731, 782, 989, 1237, 1462, 1955, 1978, 2474, 3655, 3910, 4945, 6185, 7310, 9890, 12370, 16813, 21029, 28451, 33626, 42058, 53191, 56902, 84065, 105145, 106382, 142255, 168130, 210290, 265955, 284510, 483667, 531910, 904247, 967334, 1223393, 1808494, 2418335, 2446786, 4521235, 4836670, 6116965, 9042470, 12233930, 20797681, 41595362, 103988405, 207976810]

約数ペア:

[(1, 207976810), (2, 103988405), (5, 41595362), (10, 20797681), (17, 12233930), (23, 9042470), (34, 6116965), (43, 4836670), (46, 4521235), (85, 2446786), (86, 2418335), (115, 1808494), (170, 1223393), (215, 967334), (230, 904247), (391, 531910), (430, 483667), (731, 284510), (782, 265955), (989, 210290), (1237, 168130), (1462, 142255), (1955, 106382), (1978, 105145), (2474, 84065), (3655, 56902), (3910, 53191), (4945, 42058), (6185, 33626), (7310, 28451), (9890, 21029), (12370, 16813)]