81112560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{337969}}^1$

素因数の和:337985

約数の個数: 40

約数和(自身を含む): 251449680

約数和(自身を除く): 170337120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 337969, 675938, 1013907, 1351876, 1689845, 2027814, 2703752, 3379690, 4055628, 5069535, 5407504, 6759380, 8111256, 10139070, 13518760, 16222512, 20278140, 27037520, 40556280, 81112560]

約数ペア:

[(1, 81112560), (2, 40556280), (3, 27037520), (4, 20278140), (5, 16222512), (6, 13518760), (8, 10139070), (10, 8111256), (12, 6759380), (15, 5407504), (16, 5069535), (20, 4055628), (24, 3379690), (30, 2703752), (40, 2027814), (48, 1689845), (60, 1351876), (80, 1013907), (120, 675938), (240, 337969)]