61550640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{85487}}^1$

素因数の和:85506

約数の個数: 60

約数和(自身を含む): 206709984

約数和(自身を除く): 145159344

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, 85487, 170974, 256461, 341948, 427435, 512922, 683896, 769383, 854870, 1025844, 1282305, 1367792, 1538766, 1709740, 2051688, 2564610, 3077532, 3419480, 3846915, 4103376, 5129220, 6155064, 6838960, 7693830, 10258440, 12310128, 15387660, 20516880, 30775320, 61550640]

約数ペア:

[(1, 61550640), (2, 30775320), (3, 20516880), (4, 15387660), (5, 12310128), (6, 10258440), (8, 7693830), (9, 6838960), (10, 6155064), (12, 5129220), (15, 4103376), (16, 3846915), (18, 3419480), (20, 3077532), (24, 2564610), (30, 2051688), (36, 1709740), (40, 1538766), (45, 1367792), (48, 1282305), (60, 1025844), (72, 854870), (80, 769383), (90, 683896), (120, 512922), (144, 427435), (180, 341948), (240, 256461), (360, 170974), (720, 85487)]