128436780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6883}}^1$

素因数の和:7206

約数の個数: 48

約数和(自身を含む): 360831744

約数和(自身を除く): 232394964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1244, 1555, 1866, 3110, 3732, 4665, 6220, 6883, 9330, 13766, 18660, 20649, 27532, 34415, 41298, 68830, 82596, 103245, 137660, 206490, 412980, 2140613, 4281226, 6421839, 8562452, 10703065, 12843678, 21406130, 25687356, 32109195, 42812260, 64218390, 128436780]

約数ペア:

[(1, 128436780), (2, 64218390), (3, 42812260), (4, 32109195), (5, 25687356), (6, 21406130), (10, 12843678), (12, 10703065), (15, 8562452), (20, 6421839), (30, 4281226), (60, 2140613), (311, 412980), (622, 206490), (933, 137660), (1244, 103245), (1555, 82596), (1866, 68830), (3110, 41298), (3732, 34415), (4665, 27532), (6220, 20649), (6883, 18660), (9330, 13766)]