142739080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{353}}^1\times {\mathrm{919}}^1$

素因数の和:1294

約数の個数: 64

約数和(自身を含む): 351734400

約数和(自身を除く): 208995320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 353, 440, 706, 919, 1412, 1765, 1838, 2824, 3530, 3676, 3883, 4595, 7060, 7352, 7766, 9190, 10109, 14120, 15532, 18380, 19415, 20218, 31064, 36760, 38830, 40436, 50545, 77660, 80872, 101090, 155320, 202180, 324407, 404360, 648814, 1297628, 1622035, 2595256, 3244070, 3568477, 6488140, 7136954, 12976280, 14273908, 17842385, 28547816, 35684770, 71369540, 142739080]

約数ペア:

[(1, 142739080), (2, 71369540), (4, 35684770), (5, 28547816), (8, 17842385), (10, 14273908), (11, 12976280), (20, 7136954), (22, 6488140), (40, 3568477), (44, 3244070), (55, 2595256), (88, 1622035), (110, 1297628), (220, 648814), (353, 404360), (440, 324407), (706, 202180), (919, 155320), (1412, 101090), (1765, 80872), (1838, 77660), (2824, 50545), (3530, 40436), (3676, 38830), (3883, 36760), (4595, 31064), (7060, 20218), (7352, 19415), (7766, 18380), (9190, 15532), (10109, 14120)]