66439860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{10159}}^1$

素因数の和:10280

約数の個数: 48

約数和(自身を含む): 187756800

約数和(自身を除く): 121316940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 109, 218, 327, 436, 545, 654, 1090, 1308, 1635, 2180, 3270, 6540, 10159, 20318, 30477, 40636, 50795, 60954, 101590, 121908, 152385, 203180, 304770, 609540, 1107331, 2214662, 3321993, 4429324, 5536655, 6643986, 11073310, 13287972, 16609965, 22146620, 33219930, 66439860]

約数ペア:

[(1, 66439860), (2, 33219930), (3, 22146620), (4, 16609965), (5, 13287972), (6, 11073310), (10, 6643986), (12, 5536655), (15, 4429324), (20, 3321993), (30, 2214662), (60, 1107331), (109, 609540), (218, 304770), (327, 203180), (436, 152385), (545, 121908), (654, 101590), (1090, 60954), (1308, 50795), (1635, 40636), (2180, 30477), (3270, 20318), (6540, 10159)]