66831720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{556931}}^1$

素因数の和:556945

約数の個数: 32

約数和(自身を含む): 200495520

約数和(自身を除く): 133663800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 556931, 1113862, 1670793, 2227724, 2784655, 3341586, 4455448, 5569310, 6683172, 8353965, 11138620, 13366344, 16707930, 22277240, 33415860, 66831720]

約数ペア:

[(1, 66831720), (2, 33415860), (3, 22277240), (4, 16707930), (5, 13366344), (6, 11138620), (8, 8353965), (10, 6683172), (12, 5569310), (15, 4455448), (20, 3341586), (24, 2784655), (30, 2227724), (40, 1670793), (60, 1113862), (120, 556931)]