123101280

素因数分解:

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

素因数の和:85508

約数の個数: 72

約数和(自身を含む): 420088032

約数和(自身を除く): 296986752

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, 85487, 170974, 256461, 341948, 427435, 512922, 683896, 769383, 854870, 1025844, 1282305, 1367792, 1538766, 1709740, 2051688, 2564610, 2735584, 3077532, 3419480, 3846915, 4103376, 5129220, 6155064, 6838960, 7693830, 8206752, 10258440, 12310128, 13677920, 15387660, 20516880, 24620256, 30775320, 41033760, 61550640, 123101280]

約数ペア:

[(1, 123101280), (2, 61550640), (3, 41033760), (4, 30775320), (5, 24620256), (6, 20516880), (8, 15387660), (9, 13677920), (10, 12310128), (12, 10258440), (15, 8206752), (16, 7693830), (18, 6838960), (20, 6155064), (24, 5129220), (30, 4103376), (32, 3846915), (36, 3419480), (40, 3077532), (45, 2735584), (48, 2564610), (60, 2051688), (72, 1709740), (80, 1538766), (90, 1367792), (96, 1282305), (120, 1025844), (144, 854870), (160, 769383), (180, 683896), (240, 512922), (288, 427435), (360, 341948), (480, 256461), (720, 170974), (1440, 85487)]