221437872

素因数分解:

$2^4\times 3^2\times {\mathrm{307}}^1\times {\mathrm{5009}}^1$

素因数の和:5330

約数の個数: 60

約数和(自身を含む): 621861240

約数和(自身を除く): 400423368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 307, 614, 921, 1228, 1842, 2456, 2763, 3684, 4912, 5009, 5526, 7368, 10018, 11052, 14736, 15027, 20036, 22104, 30054, 40072, 44208, 45081, 60108, 80144, 90162, 120216, 180324, 240432, 360648, 721296, 1537763, 3075526, 4613289, 6151052, 9226578, 12302104, 13839867, 18453156, 24604208, 27679734, 36906312, 55359468, 73812624, 110718936, 221437872]

約数ペア:

[(1, 221437872), (2, 110718936), (3, 73812624), (4, 55359468), (6, 36906312), (8, 27679734), (9, 24604208), (12, 18453156), (16, 13839867), (18, 12302104), (24, 9226578), (36, 6151052), (48, 4613289), (72, 3075526), (144, 1537763), (307, 721296), (614, 360648), (921, 240432), (1228, 180324), (1842, 120216), (2456, 90162), (2763, 80144), (3684, 60108), (4912, 45081), (5009, 44208), (5526, 40072), (7368, 30054), (10018, 22104), (11052, 20036), (14736, 15027)]