81759660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71719}}^1$

素因数の和:71750

約数の個数: 48

約数和(自身を含む): 240979200

約数和(自身を除く): 159219540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 570, 1140, 71719, 143438, 215157, 286876, 358595, 430314, 717190, 860628, 1075785, 1362661, 1434380, 2151570, 2725322, 4087983, 4303140, 5450644, 6813305, 8175966, 13626610, 16351932, 20439915, 27253220, 40879830, 81759660]

約数ペア:

[(1, 81759660), (2, 40879830), (3, 27253220), (4, 20439915), (5, 16351932), (6, 13626610), (10, 8175966), (12, 6813305), (15, 5450644), (19, 4303140), (20, 4087983), (30, 2725322), (38, 2151570), (57, 1434380), (60, 1362661), (76, 1075785), (95, 860628), (114, 717190), (190, 430314), (228, 358595), (285, 286876), (380, 215157), (570, 143438), (1140, 71719)]