271537370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 96

約数和(自身を含む): 561613824

約数和(自身を除く): 290076454

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 71, 73, 130, 142, 146, 155, 169, 310, 338, 355, 365, 403, 710, 730, 806, 845, 923, 949, 1690, 1846, 1898, 2015, 2201, 2263, 4030, 4402, 4526, 4615, 4745, 5183, 5239, 9230, 9490, 10366, 10478, 11005, 11315, 11999, 12337, 22010, 22630, 23998, 24674, 25915, 26195, 28613, 29419, 51830, 52390, 57226, 58838, 59995, 61685, 67379, 119990, 123370, 134758, 143065, 147095, 160673, 286130, 294190, 321346, 336895, 371969, 382447, 673790, 743938, 764894, 803365, 875927, 1606730, 1751854, 1859845, 1912235, 2088749, 3719690, 3824470, 4177498, 4379635, 8759270, 10443745, 20887490, 27153737, 54307474, 135768685, 271537370]

約数ペア:

[(1, 271537370), (2, 135768685), (5, 54307474), (10, 27153737), (13, 20887490), (26, 10443745), (31, 8759270), (62, 4379635), (65, 4177498), (71, 3824470), (73, 3719690), (130, 2088749), (142, 1912235), (146, 1859845), (155, 1751854), (169, 1606730), (310, 875927), (338, 803365), (355, 764894), (365, 743938), (403, 673790), (710, 382447), (730, 371969), (806, 336895), (845, 321346), (923, 294190), (949, 286130), (1690, 160673), (1846, 147095), (1898, 143065), (2015, 134758), (2201, 123370), (2263, 119990), (4030, 67379), (4402, 61685), (4526, 59995), (4615, 58838), (4745, 57226), (5183, 52390), (5239, 51830), (9230, 29419), (9490, 28613), (10366, 26195), (10478, 25915), (11005, 24674), (11315, 23998), (11999, 22630), (12337, 22010)]