244245320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1427}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 601473600

約数和(自身を除く): 357228280

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 389, 440, 778, 1427, 1556, 1945, 2854, 3112, 3890, 4279, 5708, 7135, 7780, 8558, 11416, 14270, 15560, 15697, 17116, 21395, 28540, 31394, 34232, 42790, 57080, 62788, 78485, 85580, 125576, 156970, 171160, 313940, 555103, 627880, 1110206, 2220412, 2775515, 4440824, 5551030, 6106133, 11102060, 12212266, 22204120, 24424532, 30530665, 48849064, 61061330, 122122660, 244245320]

約数ペア:

[(1, 244245320), (2, 122122660), (4, 61061330), (5, 48849064), (8, 30530665), (10, 24424532), (11, 22204120), (20, 12212266), (22, 11102060), (40, 6106133), (44, 5551030), (55, 4440824), (88, 2775515), (110, 2220412), (220, 1110206), (389, 627880), (440, 555103), (778, 313940), (1427, 171160), (1556, 156970), (1945, 125576), (2854, 85580), (3112, 78485), (3890, 62788), (4279, 57080), (5708, 42790), (7135, 34232), (7780, 31394), (8558, 28540), (11416, 21395), (14270, 17116), (15560, 15697)]