156630858220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1489}}^1\times {\mathrm{276821}}^1$

素因数の和:278338

約数の個数: 48

約数和(自身を含む): 346470415200

約数和(自身を除く): 189839556980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 1489, 2978, 5956, 7445, 14890, 28291, 29780, 56582, 113164, 141455, 276821, 282910, 553642, 565820, 1107284, 1384105, 2768210, 5259599, 5536420, 10519198, 21038396, 26297995, 52595990, 105191980, 412186469, 824372938, 1648745876, 2060932345, 4121864690, 7831542911, 8243729380, 15663085822, 31326171644, 39157714555, 78315429110, 156630858220]

約数ペア:

[(1, 156630858220), (2, 78315429110), (4, 39157714555), (5, 31326171644), (10, 15663085822), (19, 8243729380), (20, 7831542911), (38, 4121864690), (76, 2060932345), (95, 1648745876), (190, 824372938), (380, 412186469), (1489, 105191980), (2978, 52595990), (5956, 26297995), (7445, 21038396), (14890, 10519198), (28291, 5536420), (29780, 5259599), (56582, 2768210), (113164, 1384105), (141455, 1107284), (276821, 565820), (282910, 553642)]