128882970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{18127}}^1$

素因数の和:18219

約数の個数: 48

約数和(自身を含む): 339356160

約数和(自身を除く): 210473190

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 79, 90, 158, 237, 395, 474, 711, 790, 1185, 1422, 2370, 3555, 7110, 18127, 36254, 54381, 90635, 108762, 163143, 181270, 271905, 326286, 543810, 815715, 1432033, 1631430, 2864066, 4296099, 7160165, 8592198, 12888297, 14320330, 21480495, 25776594, 42960990, 64441485, 128882970]

約数ペア:

[(1, 128882970), (2, 64441485), (3, 42960990), (5, 25776594), (6, 21480495), (9, 14320330), (10, 12888297), (15, 8592198), (18, 7160165), (30, 4296099), (45, 2864066), (79, 1631430), (90, 1432033), (158, 815715), (237, 543810), (395, 326286), (474, 271905), (711, 181270), (790, 163143), (1185, 108762), (1422, 90635), (2370, 54381), (3555, 36254), (7110, 18127)]