144400520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{1069}}^1$

素因数の和:1398

約数の個数: 64

約数和(自身を含む): 355924800

約数和(自身を除く): 211524280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 307, 440, 614, 1069, 1228, 1535, 2138, 2456, 3070, 3377, 4276, 5345, 6140, 6754, 8552, 10690, 11759, 12280, 13508, 16885, 21380, 23518, 27016, 33770, 42760, 47036, 58795, 67540, 94072, 117590, 135080, 235180, 328183, 470360, 656366, 1312732, 1640915, 2625464, 3281830, 3610013, 6563660, 7220026, 13127320, 14440052, 18050065, 28880104, 36100130, 72200260, 144400520]

約数ペア:

[(1, 144400520), (2, 72200260), (4, 36100130), (5, 28880104), (8, 18050065), (10, 14440052), (11, 13127320), (20, 7220026), (22, 6563660), (40, 3610013), (44, 3281830), (55, 2625464), (88, 1640915), (110, 1312732), (220, 656366), (307, 470360), (440, 328183), (614, 235180), (1069, 135080), (1228, 117590), (1535, 94072), (2138, 67540), (2456, 58795), (3070, 47036), (3377, 42760), (4276, 33770), (5345, 27016), (6140, 23518), (6754, 21380), (8552, 16885), (10690, 13508), (11759, 12280)]