65983440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{274931}}^1$

素因数の和:274947

約数の個数: 40

約数和(自身を含む): 204549408

約数和(自身を除く): 138565968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 274931, 549862, 824793, 1099724, 1374655, 1649586, 2199448, 2749310, 3299172, 4123965, 4398896, 5498620, 6598344, 8247930, 10997240, 13196688, 16495860, 21994480, 32991720, 65983440]

約数ペア:

[(1, 65983440), (2, 32991720), (3, 21994480), (4, 16495860), (5, 13196688), (6, 10997240), (8, 8247930), (10, 6598344), (12, 5498620), (15, 4398896), (16, 4123965), (20, 3299172), (24, 2749310), (30, 2199448), (40, 1649586), (48, 1374655), (60, 1099724), (80, 824793), (120, 549862), (240, 274931)]