77684520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{647371}}^1$

素因数の和:647385

約数の個数: 32

約数和(自身を含む): 233053920

約数和(自身を除く): 155369400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 647371, 1294742, 1942113, 2589484, 3236855, 3884226, 5178968, 6473710, 7768452, 9710565, 12947420, 15536904, 19421130, 25894840, 38842260, 77684520]

約数ペア:

[(1, 77684520), (2, 38842260), (3, 25894840), (4, 19421130), (5, 15536904), (6, 12947420), (8, 9710565), (10, 7768452), (12, 6473710), (15, 5178968), (20, 3884226), (24, 3236855), (30, 2589484), (40, 1942113), (60, 1294742), (120, 647371)]