127790640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{177487}}^1$

素因数の和:177506

約数の個数: 60

約数和(自身を含む): 429165984

約数和(自身を除く): 301375344

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 177487, 354974, 532461, 709948, 887435, 1064922, 1419896, 1597383, 1774870, 2129844, 2662305, 2839792, 3194766, 3549740, 4259688, 5324610, 6389532, 7099480, 7986915, 8519376, 10649220, 12779064, 14198960, 15973830, 21298440, 25558128, 31947660, 42596880, 63895320, 127790640]

約数ペア:

[(1, 127790640), (2, 63895320), (3, 42596880), (4, 31947660), (5, 25558128), (6, 21298440), (8, 15973830), (9, 14198960), (10, 12779064), (12, 10649220), (15, 8519376), (16, 7986915), (18, 7099480), (20, 6389532), (24, 5324610), (30, 4259688), (36, 3549740), (40, 3194766), (45, 2839792), (48, 2662305), (60, 2129844), (72, 1774870), (80, 1597383), (90, 1419896), (120, 1064922), (144, 887435), (180, 709948), (240, 532461), (360, 354974), (720, 177487)]