209319780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{151681}}^1$

素因数の和:151716

約数の個数: 48

約数和(自身を含む): 611581824

約数和(自身を除く): 402262044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 151681, 303362, 455043, 606724, 758405, 910086, 1516810, 1820172, 2275215, 3033620, 3488663, 4550430, 6977326, 9100860, 10465989, 13954652, 17443315, 20931978, 34886630, 41863956, 52329945, 69773260, 104659890, 209319780]

約数ペア:

[(1, 209319780), (2, 104659890), (3, 69773260), (4, 52329945), (5, 41863956), (6, 34886630), (10, 20931978), (12, 17443315), (15, 13954652), (20, 10465989), (23, 9100860), (30, 6977326), (46, 4550430), (60, 3488663), (69, 3033620), (92, 2275215), (115, 1820172), (138, 1516810), (230, 910086), (276, 758405), (345, 606724), (460, 455043), (690, 303362), (1380, 151681)]