345724860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{443237}}^1$

素因数の和:443262

約数の個数: 48

約数和(自身を含む): 1042495776

約数和(自身を除く): 696770916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 443237, 886474, 1329711, 1772948, 2216185, 2659422, 4432370, 5318844, 5762081, 6648555, 8864740, 11524162, 13297110, 17286243, 23048324, 26594220, 28810405, 34572486, 57620810, 69144972, 86431215, 115241620, 172862430, 345724860]

約数ペア:

[(1, 345724860), (2, 172862430), (3, 115241620), (4, 86431215), (5, 69144972), (6, 57620810), (10, 34572486), (12, 28810405), (13, 26594220), (15, 23048324), (20, 17286243), (26, 13297110), (30, 11524162), (39, 8864740), (52, 6648555), (60, 5762081), (65, 5318844), (78, 4432370), (130, 2659422), (156, 2216185), (195, 1772948), (260, 1329711), (390, 886474), (780, 443237)]