231419880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{642833}}^1$

素因数の和:642850

約数の個数: 48

約数和(自身を含む): 752115780

約数和(自身を除く): 520695900

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 642833, 1285666, 1928499, 2571332, 3214165, 3856998, 5142664, 5785497, 6428330, 7713996, 9642495, 11570994, 12856660, 15427992, 19284990, 23141988, 25713320, 28927485, 38569980, 46283976, 57854970, 77139960, 115709940, 231419880]

約数ペア:

[(1, 231419880), (2, 115709940), (3, 77139960), (4, 57854970), (5, 46283976), (6, 38569980), (8, 28927485), (9, 25713320), (10, 23141988), (12, 19284990), (15, 15427992), (18, 12856660), (20, 11570994), (24, 9642495), (30, 7713996), (36, 6428330), (40, 5785497), (45, 5142664), (60, 3856998), (72, 3214165), (90, 2571332), (120, 1928499), (180, 1285666), (360, 642833)]