18545492340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{391751}}^1$

素因数の和:392029

約数の個数: 72

約数和(自身を含む): 56468700288

約数和(自身を除く): 37923207948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 263, 526, 789, 1052, 1315, 1578, 2367, 2630, 3156, 3945, 4734, 5260, 7890, 9468, 11835, 15780, 23670, 47340, 391751, 783502, 1175253, 1567004, 1958755, 2350506, 3525759, 3917510, 4701012, 5876265, 7051518, 7835020, 11752530, 14103036, 17628795, 23505060, 35257590, 70515180, 103030513, 206061026, 309091539, 412122052, 515152565, 618183078, 927274617, 1030305130, 1236366156, 1545457695, 1854549234, 2060610260, 3090915390, 3709098468, 4636373085, 6181830780, 9272746170, 18545492340]

約数ペア:

[(1, 18545492340), (2, 9272746170), (3, 6181830780), (4, 4636373085), (5, 3709098468), (6, 3090915390), (9, 2060610260), (10, 1854549234), (12, 1545457695), (15, 1236366156), (18, 1030305130), (20, 927274617), (30, 618183078), (36, 515152565), (45, 412122052), (60, 309091539), (90, 206061026), (180, 103030513), (263, 70515180), (526, 35257590), (789, 23505060), (1052, 17628795), (1315, 14103036), (1578, 11752530), (2367, 7835020), (2630, 7051518), (3156, 5876265), (3945, 4701012), (4734, 3917510), (5260, 3525759), (7890, 2350506), (9468, 1958755), (11835, 1567004), (15780, 1175253), (23670, 783502), (47340, 391751)]