689670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:189

約数の個数: 48

約数和(自身を含む): 1834560

約数和(自身を除く): 1144890

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 97, 158, 194, 237, 291, 395, 474, 485, 582, 711, 790, 873, 970, 1185, 1422, 1455, 1746, 2370, 2910, 3555, 4365, 7110, 7663, 8730, 15326, 22989, 38315, 45978, 68967, 76630, 114945, 137934, 229890, 344835, 689670]

約数ペア:

[(1, 689670), (2, 344835), (3, 229890), (5, 137934), (6, 114945), (9, 76630), (10, 68967), (15, 45978), (18, 38315), (30, 22989), (45, 15326), (79, 8730), (90, 7663), (97, 7110), (158, 4365), (194, 3555), (237, 2910), (291, 2370), (395, 1746), (474, 1455), (485, 1422), (582, 1185), (711, 970), (790, 873)]