280023720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2333531}}^1$

素因数の和:2333545

約数の個数: 32

約数和(自身を含む): 840071520

約数和(自身を除く): 560047800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2333531, 4667062, 7000593, 9334124, 11667655, 14001186, 18668248, 23335310, 28002372, 35002965, 46670620, 56004744, 70005930, 93341240, 140011860, 280023720]

約数ペア:

[(1, 280023720), (2, 140011860), (3, 93341240), (4, 70005930), (5, 56004744), (6, 46670620), (8, 35002965), (10, 28002372), (12, 23335310), (15, 18668248), (20, 14001186), (24, 11667655), (30, 9334124), (40, 7000593), (60, 4667062), (120, 2333531)]