64934880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{135281}}^1$

素因数の和:135299

約数の個数: 48

約数和(自身を含む): 204546384

約数和(自身を除く): 139611504

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 135281, 270562, 405843, 541124, 676405, 811686, 1082248, 1352810, 1623372, 2029215, 2164496, 2705620, 3246744, 4058430, 4328992, 5411240, 6493488, 8116860, 10822480, 12986976, 16233720, 21644960, 32467440, 64934880]

約数ペア:

[(1, 64934880), (2, 32467440), (3, 21644960), (4, 16233720), (5, 12986976), (6, 10822480), (8, 8116860), (10, 6493488), (12, 5411240), (15, 4328992), (16, 4058430), (20, 3246744), (24, 2705620), (30, 2164496), (32, 2029215), (40, 1623372), (48, 1352810), (60, 1082248), (80, 811686), (96, 676405), (120, 541124), (160, 405843), (240, 270562), (480, 135281)]