127305940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2131}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 279377280

約数和(自身を除く): 152071340

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 103, 116, 145, 206, 290, 412, 515, 580, 1030, 2060, 2131, 2987, 4262, 5974, 8524, 10655, 11948, 14935, 21310, 29870, 42620, 59740, 61799, 123598, 219493, 247196, 308995, 438986, 617990, 877972, 1097465, 1235980, 2194930, 4389860, 6365297, 12730594, 25461188, 31826485, 63652970, 127305940]

約数ペア:

[(1, 127305940), (2, 63652970), (4, 31826485), (5, 25461188), (10, 12730594), (20, 6365297), (29, 4389860), (58, 2194930), (103, 1235980), (116, 1097465), (145, 877972), (206, 617990), (290, 438986), (412, 308995), (515, 247196), (580, 219493), (1030, 123598), (2060, 61799), (2131, 59740), (2987, 42620), (4262, 29870), (5974, 21310), (8524, 14935), (10655, 11948)]