1255440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{5231}}^1$

素因数の和:5247

約数の個数: 40

約数和(自身を含む): 3892608

約数和(自身を除く): 2637168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 5231, 10462, 15693, 20924, 26155, 31386, 41848, 52310, 62772, 78465, 83696, 104620, 125544, 156930, 209240, 251088, 313860, 418480, 627720, 1255440]

約数ペア:

[(1, 1255440), (2, 627720), (3, 418480), (4, 313860), (5, 251088), (6, 209240), (8, 156930), (10, 125544), (12, 104620), (15, 83696), (16, 78465), (20, 62772), (24, 52310), (30, 41848), (40, 31386), (48, 26155), (60, 20924), (80, 15693), (120, 10462), (240, 5231)]