663720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5531}}^1$

素因数の和:5545

約数の個数: 32

約数和(自身を含む): 1991520

約数和(自身を除く): 1327800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5531, 11062, 16593, 22124, 27655, 33186, 44248, 55310, 66372, 82965, 110620, 132744, 165930, 221240, 331860, 663720]

約数ペア:

[(1, 663720), (2, 331860), (3, 221240), (4, 165930), (5, 132744), (6, 110620), (8, 82965), (10, 66372), (12, 55310), (15, 44248), (20, 33186), (24, 27655), (30, 22124), (40, 16593), (60, 11062), (120, 5531)]