1881319680

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{163309}}^1$

素因数の和:163336

約数の個数: 108

約数和(自身を含む): 6509209980

約数和(自身を除く): 4627890300

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, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1920, 2304, 2880, 3840, 5760, 11520, 163309, 326618, 489927, 653236, 816545, 979854, 1306472, 1469781, 1633090, 1959708, 2449635, 2612944, 2939562, 3266180, 3919416, 4899270, 5225888, 5879124, 6532360, 7348905, 7838832, 9798540, 10451776, 11758248, 13064720, 14697810, 15677664, 19597080, 20903552, 23516496, 26129440, 29395620, 31355328, 39194160, 41807104, 47032992, 52258880, 58791240, 62710656, 78388320, 94065984, 104517760, 117582480, 125421312, 156776640, 188131968, 209035520, 235164960, 313553280, 376263936, 470329920, 627106560, 940659840, 1881319680]

約数ペア:

[(1, 1881319680), (2, 940659840), (3, 627106560), (4, 470329920), (5, 376263936), (6, 313553280), (8, 235164960), (9, 209035520), (10, 188131968), (12, 156776640), (15, 125421312), (16, 117582480), (18, 104517760), (20, 94065984), (24, 78388320), (30, 62710656), (32, 58791240), (36, 52258880), (40, 47032992), (45, 41807104), (48, 39194160), (60, 31355328), (64, 29395620), (72, 26129440), (80, 23516496), (90, 20903552), (96, 19597080), (120, 15677664), (128, 14697810), (144, 13064720), (160, 11758248), (180, 10451776), (192, 9798540), (240, 7838832), (256, 7348905), (288, 6532360), (320, 5879124), (360, 5225888), (384, 4899270), (480, 3919416), (576, 3266180), (640, 2939562), (720, 2612944), (768, 2449635), (960, 1959708), (1152, 1633090), (1280, 1469781), (1440, 1306472), (1920, 979854), (2304, 816545), (2880, 653236), (3840, 489927), (5760, 326618), (11520, 163309)]