39949920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{27743}}^1$

素因数の和:27764

約数の個数: 72

約数和(自身を含む): 136334016

約数和(自身を除く): 96384096

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, 27743, 55486, 83229, 110972, 138715, 166458, 221944, 249687, 277430, 332916, 416145, 443888, 499374, 554860, 665832, 832290, 887776, 998748, 1109720, 1248435, 1331664, 1664580, 1997496, 2219440, 2496870, 2663328, 3329160, 3994992, 4438880, 4993740, 6658320, 7989984, 9987480, 13316640, 19974960, 39949920]

約数ペア:

[(1, 39949920), (2, 19974960), (3, 13316640), (4, 9987480), (5, 7989984), (6, 6658320), (8, 4993740), (9, 4438880), (10, 3994992), (12, 3329160), (15, 2663328), (16, 2496870), (18, 2219440), (20, 1997496), (24, 1664580), (30, 1331664), (32, 1248435), (36, 1109720), (40, 998748), (45, 887776), (48, 832290), (60, 665832), (72, 554860), (80, 499374), (90, 443888), (96, 416145), (120, 332916), (144, 277430), (160, 249687), (180, 221944), (240, 166458), (288, 138715), (360, 110972), (480, 83229), (720, 55486), (1440, 27743)]