321680336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{751}}^1\times {\mathrm{1409}}^1$

素因数の和:2187

約数の個数: 40

約数和(自身を含む): 657398400

約数和(自身を除く): 335718064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 751, 1409, 1502, 2818, 3004, 5636, 6008, 11272, 12016, 14269, 22544, 26771, 28538, 53542, 57076, 107084, 114152, 214168, 228304, 428336, 1058159, 2116318, 4232636, 8465272, 16930544, 20105021, 40210042, 80420084, 160840168, 321680336]

約数ペア:

[(1, 321680336), (2, 160840168), (4, 80420084), (8, 40210042), (16, 20105021), (19, 16930544), (38, 8465272), (76, 4232636), (152, 2116318), (304, 1058159), (751, 428336), (1409, 228304), (1502, 214168), (2818, 114152), (3004, 107084), (5636, 57076), (6008, 53542), (11272, 28538), (12016, 26771), (14269, 22544)]