138974360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 380851200

約数和(自身を除く): 241876840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 151, 152, 173, 190, 266, 280, 302, 346, 380, 532, 604, 665, 692, 755, 760, 865, 1057, 1064, 1208, 1211, 1330, 1384, 1510, 1730, 2114, 2422, 2660, 2869, 3020, 3287, 3460, 4228, 4844, 5285, 5320, 5738, 6040, 6055, 6574, 6920, 8456, 9688, 10570, 11476, 12110, 13148, 14345, 16435, 20083, 21140, 22952, 23009, 24220, 26123, 26296, 28690, 32870, 40166, 42280, 46018, 48440, 52246, 57380, 65740, 80332, 92036, 100415, 104492, 114760, 115045, 130615, 131480, 160664, 182861, 184072, 200830, 208984, 230090, 261230, 365722, 401660, 460180, 496337, 522460, 731444, 803320, 914305, 920360, 992674, 1044920, 1462888, 1828610, 1985348, 2481685, 3474359, 3657220, 3970696, 4963370, 6948718, 7314440, 9926740, 13897436, 17371795, 19853480, 27794872, 34743590, 69487180, 138974360]

約数ペア:

[(1, 138974360), (2, 69487180), (4, 34743590), (5, 27794872), (7, 19853480), (8, 17371795), (10, 13897436), (14, 9926740), (19, 7314440), (20, 6948718), (28, 4963370), (35, 3970696), (38, 3657220), (40, 3474359), (56, 2481685), (70, 1985348), (76, 1828610), (95, 1462888), (133, 1044920), (140, 992674), (151, 920360), (152, 914305), (173, 803320), (190, 731444), (266, 522460), (280, 496337), (302, 460180), (346, 401660), (380, 365722), (532, 261230), (604, 230090), (665, 208984), (692, 200830), (755, 184072), (760, 182861), (865, 160664), (1057, 131480), (1064, 130615), (1208, 115045), (1211, 114760), (1330, 104492), (1384, 100415), (1510, 92036), (1730, 80332), (2114, 65740), (2422, 57380), (2660, 52246), (2869, 48440), (3020, 46018), (3287, 42280), (3460, 40166), (4228, 32870), (4844, 28690), (5285, 26296), (5320, 26123), (5738, 24220), (6040, 23009), (6055, 22952), (6574, 21140), (6920, 20083), (8456, 16435), (9688, 14345), (10570, 13148), (11476, 12110)]