15154970

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{83}}^1$

素因数の和:171

約数の個数: 48

約数和(自身を含む): 30028320

約数和(自身を除く): 14873350

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 83, 95, 155, 166, 190, 310, 415, 589, 830, 961, 1178, 1577, 1922, 2573, 2945, 3154, 4805, 5146, 5890, 7885, 9610, 12865, 15770, 18259, 25730, 36518, 48887, 79763, 91295, 97774, 159526, 182590, 244435, 398815, 488870, 797630, 1515497, 3030994, 7577485, 15154970]

約数ペア:

[(1, 15154970), (2, 7577485), (5, 3030994), (10, 1515497), (19, 797630), (31, 488870), (38, 398815), (62, 244435), (83, 182590), (95, 159526), (155, 97774), (166, 91295), (190, 79763), (310, 48887), (415, 36518), (589, 25730), (830, 18259), (961, 15770), (1178, 12865), (1577, 9610), (1922, 7885), (2573, 5890), (2945, 5146), (3154, 4805)]