90888870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{839}}^1$

素因数の和:1029

約数の個数: 64

約数和(自身を含む): 229340160

約数和(自身を除く): 138451290

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 157, 230, 314, 345, 471, 690, 785, 839, 942, 1570, 1678, 2355, 2517, 3611, 4195, 4710, 5034, 7222, 8390, 10833, 12585, 18055, 19297, 21666, 25170, 36110, 38594, 54165, 57891, 96485, 108330, 115782, 131723, 192970, 263446, 289455, 395169, 578910, 658615, 790338, 1317230, 1975845, 3029629, 3951690, 6059258, 9088887, 15148145, 18177774, 30296290, 45444435, 90888870]

約数ペア:

[(1, 90888870), (2, 45444435), (3, 30296290), (5, 18177774), (6, 15148145), (10, 9088887), (15, 6059258), (23, 3951690), (30, 3029629), (46, 1975845), (69, 1317230), (115, 790338), (138, 658615), (157, 578910), (230, 395169), (314, 289455), (345, 263446), (471, 192970), (690, 131723), (785, 115782), (839, 108330), (942, 96485), (1570, 57891), (1678, 54165), (2355, 38594), (2517, 36110), (3611, 25170), (4195, 21666), (4710, 19297), (5034, 18055), (7222, 12585), (8390, 10833)]