78220260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4219}}^1$

素因数の和:4337

約数の個数: 72

約数和(自身を含む): 239628480

約数和(自身を除く): 161408220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 103, 180, 206, 309, 412, 515, 618, 927, 1030, 1236, 1545, 1854, 2060, 3090, 3708, 4219, 4635, 6180, 8438, 9270, 12657, 16876, 18540, 21095, 25314, 37971, 42190, 50628, 63285, 75942, 84380, 126570, 151884, 189855, 253140, 379710, 434557, 759420, 869114, 1303671, 1738228, 2172785, 2607342, 3911013, 4345570, 5214684, 6518355, 7822026, 8691140, 13036710, 15644052, 19555065, 26073420, 39110130, 78220260]

約数ペア:

[(1, 78220260), (2, 39110130), (3, 26073420), (4, 19555065), (5, 15644052), (6, 13036710), (9, 8691140), (10, 7822026), (12, 6518355), (15, 5214684), (18, 4345570), (20, 3911013), (30, 2607342), (36, 2172785), (45, 1738228), (60, 1303671), (90, 869114), (103, 759420), (180, 434557), (206, 379710), (309, 253140), (412, 189855), (515, 151884), (618, 126570), (927, 84380), (1030, 75942), (1236, 63285), (1545, 50628), (1854, 42190), (2060, 37971), (3090, 25314), (3708, 21095), (4219, 18540), (4635, 16876), (6180, 12657), (8438, 9270)]