78084180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{941}}^1$

素因数の和:1417

約数の個数: 72

約数和(自身を含む): 237621384

約数和(自身を除く): 159537204

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 461, 922, 941, 1383, 1844, 1882, 2305, 2766, 2823, 3764, 4149, 4610, 4705, 5532, 5646, 6915, 8298, 8469, 9220, 9410, 11292, 13830, 14115, 16596, 16938, 18820, 20745, 27660, 28230, 33876, 41490, 42345, 56460, 82980, 84690, 169380, 433801, 867602, 1301403, 1735204, 2169005, 2602806, 3904209, 4338010, 5205612, 6507015, 7808418, 8676020, 13014030, 15616836, 19521045, 26028060, 39042090, 78084180]

約数ペア:

[(1, 78084180), (2, 39042090), (3, 26028060), (4, 19521045), (5, 15616836), (6, 13014030), (9, 8676020), (10, 7808418), (12, 6507015), (15, 5205612), (18, 4338010), (20, 3904209), (30, 2602806), (36, 2169005), (45, 1735204), (60, 1301403), (90, 867602), (180, 433801), (461, 169380), (922, 84690), (941, 82980), (1383, 56460), (1844, 42345), (1882, 41490), (2305, 33876), (2766, 28230), (2823, 27660), (3764, 20745), (4149, 18820), (4610, 16938), (4705, 16596), (5532, 14115), (5646, 13830), (6915, 11292), (8298, 9410), (8469, 9220)]