6460720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 80

約数和(自身を含む): 17498880

約数和(自身を除く): 11038160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 83, 112, 139, 140, 166, 278, 280, 332, 415, 556, 560, 581, 664, 695, 830, 973, 1112, 1162, 1328, 1390, 1660, 1946, 2224, 2324, 2780, 2905, 3320, 3892, 4648, 4865, 5560, 5810, 6640, 7784, 9296, 9730, 11120, 11537, 11620, 15568, 19460, 23074, 23240, 38920, 46148, 46480, 57685, 77840, 80759, 92296, 115370, 161518, 184592, 230740, 323036, 403795, 461480, 646072, 807590, 922960, 1292144, 1615180, 3230360, 6460720]

約数ペア:

[(1, 6460720), (2, 3230360), (4, 1615180), (5, 1292144), (7, 922960), (8, 807590), (10, 646072), (14, 461480), (16, 403795), (20, 323036), (28, 230740), (35, 184592), (40, 161518), (56, 115370), (70, 92296), (80, 80759), (83, 77840), (112, 57685), (139, 46480), (140, 46148), (166, 38920), (278, 23240), (280, 23074), (332, 19460), (415, 15568), (556, 11620), (560, 11537), (581, 11120), (664, 9730), (695, 9296), (830, 7784), (973, 6640), (1112, 5810), (1162, 5560), (1328, 4865), (1390, 4648), (1660, 3892), (1946, 3320), (2224, 2905), (2324, 2780)]