81639420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59159}}^1$

素因数の和:59194

約数の個数: 48

約数和(自身を含む): 238533120

約数和(自身を除く): 156893700

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, 59159, 118318, 177477, 236636, 295795, 354954, 591590, 709908, 887385, 1183180, 1360657, 1774770, 2721314, 3549540, 4081971, 5442628, 6803285, 8163942, 13606570, 16327884, 20409855, 27213140, 40819710, 81639420]

約数ペア:

[(1, 81639420), (2, 40819710), (3, 27213140), (4, 20409855), (5, 16327884), (6, 13606570), (10, 8163942), (12, 6803285), (15, 5442628), (20, 4081971), (23, 3549540), (30, 2721314), (46, 1774770), (60, 1360657), (69, 1183180), (92, 887385), (115, 709908), (138, 591590), (230, 354954), (276, 295795), (345, 236636), (460, 177477), (690, 118318), (1380, 59159)]