19164960

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13309}}^1$

素因数の和:13330

約数の個数: 72

約数和(自身を含む): 65405340

約数和(自身を除く): 46240380

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 13309, 26618, 39927, 53236, 66545, 79854, 106472, 119781, 133090, 159708, 199635, 212944, 239562, 266180, 319416, 399270, 425888, 479124, 532360, 598905, 638832, 798540, 958248, 1064720, 1197810, 1277664, 1597080, 1916496, 2129440, 2395620, 3194160, 3832992, 4791240, 6388320, 9582480, 19164960]

約数ペア:

[(1, 19164960), (2, 9582480), (3, 6388320), (4, 4791240), (5, 3832992), (6, 3194160), (8, 2395620), (9, 2129440), (10, 1916496), (12, 1597080), (15, 1277664), (16, 1197810), (18, 1064720), (20, 958248), (24, 798540), (30, 638832), (32, 598905), (36, 532360), (40, 479124), (45, 425888), (48, 399270), (60, 319416), (72, 266180), (80, 239562), (90, 212944), (96, 199635), (120, 159708), (144, 133090), (160, 119781), (180, 106472), (240, 79854), (288, 66545), (360, 53236), (480, 39927), (720, 26618), (1440, 13309)]