81479460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{3847}}^1$

素因数の和:4212

約数の個数: 48

約数和(自身を含む): 228848256

約数和(自身を除く): 147368796

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 353, 706, 1059, 1412, 1765, 2118, 3530, 3847, 4236, 5295, 7060, 7694, 10590, 11541, 15388, 19235, 21180, 23082, 38470, 46164, 57705, 76940, 115410, 230820, 1357991, 2715982, 4073973, 5431964, 6789955, 8147946, 13579910, 16295892, 20369865, 27159820, 40739730, 81479460]

約数ペア:

[(1, 81479460), (2, 40739730), (3, 27159820), (4, 20369865), (5, 16295892), (6, 13579910), (10, 8147946), (12, 6789955), (15, 5431964), (20, 4073973), (30, 2715982), (60, 1357991), (353, 230820), (706, 115410), (1059, 76940), (1412, 57705), (1765, 46164), (2118, 38470), (3530, 23082), (3847, 21180), (4236, 19235), (5295, 15388), (7060, 11541), (7694, 10590)]