84780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{157}}^1$

素因数の和:175

約数の個数: 48

約数和(自身を含む): 265440

約数和(自身を除く): 180660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 157, 180, 270, 314, 471, 540, 628, 785, 942, 1413, 1570, 1884, 2355, 2826, 3140, 4239, 4710, 5652, 7065, 8478, 9420, 14130, 16956, 21195, 28260, 42390, 84780]

約数ペア:

[(1, 84780), (2, 42390), (3, 28260), (4, 21195), (5, 16956), (6, 14130), (9, 9420), (10, 8478), (12, 7065), (15, 5652), (18, 4710), (20, 4239), (27, 3140), (30, 2826), (36, 2355), (45, 1884), (54, 1570), (60, 1413), (90, 942), (108, 785), (135, 628), (157, 540), (180, 471), (270, 314)]