289246540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{8707}}^1$

素因数の和:8878

約数の個数: 48

約数和(自身を含む): 667102464

約数和(自身を除く): 377855924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 151, 220, 302, 604, 755, 1510, 1661, 3020, 3322, 6644, 8305, 8707, 16610, 17414, 33220, 34828, 43535, 87070, 95777, 174140, 191554, 383108, 478885, 957770, 1314757, 1915540, 2629514, 5259028, 6573785, 13147570, 14462327, 26295140, 28924654, 57849308, 72311635, 144623270, 289246540]

約数ペア:

[(1, 289246540), (2, 144623270), (4, 72311635), (5, 57849308), (10, 28924654), (11, 26295140), (20, 14462327), (22, 13147570), (44, 6573785), (55, 5259028), (110, 2629514), (151, 1915540), (220, 1314757), (302, 957770), (604, 478885), (755, 383108), (1510, 191554), (1661, 174140), (3020, 95777), (3322, 87070), (6644, 43535), (8305, 34828), (8707, 33220), (16610, 17414)]