74497980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1931}}^1$

素因数の和:2586

約数の個数: 48

約数和(自身を含む): 209026944

約数和(自身を除く): 134528964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 643, 1286, 1929, 1931, 2572, 3215, 3858, 3862, 5793, 6430, 7716, 7724, 9645, 9655, 11586, 12860, 19290, 19310, 23172, 28965, 38580, 38620, 57930, 115860, 1241633, 2483266, 3724899, 4966532, 6208165, 7449798, 12416330, 14899596, 18624495, 24832660, 37248990, 74497980]

約数ペア:

[(1, 74497980), (2, 37248990), (3, 24832660), (4, 18624495), (5, 14899596), (6, 12416330), (10, 7449798), (12, 6208165), (15, 4966532), (20, 3724899), (30, 2483266), (60, 1241633), (643, 115860), (1286, 57930), (1929, 38620), (1931, 38580), (2572, 28965), (3215, 23172), (3858, 19310), (3862, 19290), (5793, 12860), (6430, 11586), (7716, 9655), (7724, 9645)]