1217655560

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{14489}}^1$

素因数の和:14702

約数の個数: 64

約数和(自身を含む): 3004646400

約数和(自身を除く): 1786990840

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 191, 220, 382, 440, 764, 955, 1528, 1910, 2101, 3820, 4202, 7640, 8404, 10505, 14489, 16808, 21010, 28978, 42020, 57956, 72445, 84040, 115912, 144890, 159379, 289780, 318758, 579560, 637516, 796895, 1275032, 1593790, 2767399, 3187580, 5534798, 6375160, 11069596, 13836995, 22139192, 27673990, 30441389, 55347980, 60882778, 110695960, 121765556, 152206945, 243531112, 304413890, 608827780, 1217655560]

約数ペア:

[(1, 1217655560), (2, 608827780), (4, 304413890), (5, 243531112), (8, 152206945), (10, 121765556), (11, 110695960), (20, 60882778), (22, 55347980), (40, 30441389), (44, 27673990), (55, 22139192), (88, 13836995), (110, 11069596), (191, 6375160), (220, 5534798), (382, 3187580), (440, 2767399), (764, 1593790), (955, 1275032), (1528, 796895), (1910, 637516), (2101, 579560), (3820, 318758), (4202, 289780), (7640, 159379), (8404, 144890), (10505, 115912), (14489, 84040), (16808, 72445), (21010, 57956), (28978, 42020)]