320733720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{890927}}^1$

素因数の和:890944

約数の個数: 48

約数和(自身を含む): 1042385760

約数和(自身を除く): 721652040

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, 890927, 1781854, 2672781, 3563708, 4454635, 5345562, 7127416, 8018343, 8909270, 10691124, 13363905, 16036686, 17818540, 21382248, 26727810, 32073372, 35637080, 40091715, 53455620, 64146744, 80183430, 106911240, 160366860, 320733720]

約数ペア:

[(1, 320733720), (2, 160366860), (3, 106911240), (4, 80183430), (5, 64146744), (6, 53455620), (8, 40091715), (9, 35637080), (10, 32073372), (12, 26727810), (15, 21382248), (18, 17818540), (20, 16036686), (24, 13363905), (30, 10691124), (36, 8909270), (40, 8018343), (45, 7127416), (60, 5345562), (72, 4454635), (90, 3563708), (120, 2672781), (180, 1781854), (360, 890927)]