155111440

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9277}}^1$

素因数の和:9320

約数の個数: 80

約数和(自身を含む): 414169920

約数和(自身を除く): 259058480

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 38, 40, 44, 55, 76, 80, 88, 95, 110, 152, 176, 190, 209, 220, 304, 380, 418, 440, 760, 836, 880, 1045, 1520, 1672, 2090, 3344, 4180, 8360, 9277, 16720, 18554, 37108, 46385, 74216, 92770, 102047, 148432, 176263, 185540, 204094, 352526, 371080, 408188, 510235, 705052, 742160, 816376, 881315, 1020470, 1410104, 1632752, 1762630, 1938893, 2040940, 2820208, 3525260, 3877786, 4081880, 7050520, 7755572, 8163760, 9694465, 14101040, 15511144, 19388930, 31022288, 38777860, 77555720, 155111440]

約数ペア:

[(1, 155111440), (2, 77555720), (4, 38777860), (5, 31022288), (8, 19388930), (10, 15511144), (11, 14101040), (16, 9694465), (19, 8163760), (20, 7755572), (22, 7050520), (38, 4081880), (40, 3877786), (44, 3525260), (55, 2820208), (76, 2040940), (80, 1938893), (88, 1762630), (95, 1632752), (110, 1410104), (152, 1020470), (176, 881315), (190, 816376), (209, 742160), (220, 705052), (304, 510235), (380, 408188), (418, 371080), (440, 352526), (760, 204094), (836, 185540), (880, 176263), (1045, 148432), (1520, 102047), (1672, 92770), (2090, 74216), (3344, 46385), (4180, 37108), (8360, 18554), (9277, 16720)]