30719880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{85333}}^1$

素因数の和:85350

約数の個数: 48

約数和(自身を含む): 99840780

約数和(自身を除く): 69120900

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, 85333, 170666, 255999, 341332, 426665, 511998, 682664, 767997, 853330, 1023996, 1279995, 1535994, 1706660, 2047992, 2559990, 3071988, 3413320, 3839985, 5119980, 6143976, 7679970, 10239960, 15359940, 30719880]

約数ペア:

[(1, 30719880), (2, 15359940), (3, 10239960), (4, 7679970), (5, 6143976), (6, 5119980), (8, 3839985), (9, 3413320), (10, 3071988), (12, 2559990), (15, 2047992), (18, 1706660), (20, 1535994), (24, 1279995), (30, 1023996), (36, 853330), (40, 767997), (45, 682664), (60, 511998), (72, 426665), (90, 341332), (120, 255999), (180, 170666), (360, 85333)]