231868620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{3691}}^1$

素因数の和:4055

約数の個数: 72

約数和(自身を含む): 705541200

約数和(自身を除く): 473672580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 349, 698, 1047, 1396, 1745, 2094, 3141, 3490, 3691, 4188, 5235, 6282, 6980, 7382, 10470, 11073, 12564, 14764, 15705, 18455, 20940, 22146, 31410, 33219, 36910, 44292, 55365, 62820, 66438, 73820, 110730, 132876, 166095, 221460, 332190, 664380, 1288159, 2576318, 3864477, 5152636, 6440795, 7728954, 11593431, 12881590, 15457908, 19322385, 23186862, 25763180, 38644770, 46373724, 57967155, 77289540, 115934310, 231868620]

約数ペア:

[(1, 231868620), (2, 115934310), (3, 77289540), (4, 57967155), (5, 46373724), (6, 38644770), (9, 25763180), (10, 23186862), (12, 19322385), (15, 15457908), (18, 12881590), (20, 11593431), (30, 7728954), (36, 6440795), (45, 5152636), (60, 3864477), (90, 2576318), (180, 1288159), (349, 664380), (698, 332190), (1047, 221460), (1396, 166095), (1745, 132876), (2094, 110730), (3141, 73820), (3490, 66438), (3691, 62820), (4188, 55365), (5235, 44292), (6282, 36910), (6980, 33219), (7382, 31410), (10470, 22146), (11073, 20940), (12564, 18455), (14764, 15705)]