1245544040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{77267}}^1$

素因数の和:77322

約数の個数: 64

約数和(自身を含む): 3115445760

約数和(自身を除く): 1869901720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 77267, 154534, 309068, 386335, 618136, 772670, 1004471, 1545340, 2008942, 2395277, 3090680, 4017884, 4790554, 5022355, 8035768, 9581108, 10044710, 11976385, 19162216, 20089420, 23952770, 31138601, 40178840, 47905540, 62277202, 95811080, 124554404, 155693005, 249108808, 311386010, 622772020, 1245544040]

約数ペア:

[(1, 1245544040), (2, 622772020), (4, 311386010), (5, 249108808), (8, 155693005), (10, 124554404), (13, 95811080), (20, 62277202), (26, 47905540), (31, 40178840), (40, 31138601), (52, 23952770), (62, 20089420), (65, 19162216), (104, 11976385), (124, 10044710), (130, 9581108), (155, 8035768), (248, 5022355), (260, 4790554), (310, 4017884), (403, 3090680), (520, 2395277), (620, 2008942), (806, 1545340), (1240, 1004471), (1612, 772670), (2015, 618136), (3224, 386335), (4030, 309068), (8060, 154534), (16120, 77267)]