77856690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{73}}^2\times {\mathrm{487}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 189839808

約数和(自身を除く): 111983118

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 73, 146, 219, 365, 438, 487, 730, 974, 1095, 1461, 2190, 2435, 2922, 4870, 5329, 7305, 10658, 14610, 15987, 26645, 31974, 35551, 53290, 71102, 79935, 106653, 159870, 177755, 213306, 355510, 533265, 1066530, 2595223, 5190446, 7785669, 12976115, 15571338, 25952230, 38928345, 77856690]

約数ペア:

[(1, 77856690), (2, 38928345), (3, 25952230), (5, 15571338), (6, 12976115), (10, 7785669), (15, 5190446), (30, 2595223), (73, 1066530), (146, 533265), (219, 355510), (365, 213306), (438, 177755), (487, 159870), (730, 106653), (974, 79935), (1095, 71102), (1461, 53290), (2190, 35551), (2435, 31974), (2922, 26645), (4870, 15987), (5329, 14610), (7305, 10658)]