218638360

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{6841}}^1$

素因数の和:6916

約数の個数: 64

約数和(自身を含む): 532033920

約数和(自身を除く): 313395560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 47, 68, 85, 94, 136, 170, 188, 235, 340, 376, 470, 680, 799, 940, 1598, 1880, 3196, 3995, 6392, 6841, 7990, 13682, 15980, 27364, 31960, 34205, 54728, 68410, 116297, 136820, 232594, 273640, 321527, 465188, 581485, 643054, 930376, 1162970, 1286108, 1607635, 2325940, 2572216, 3215270, 4651880, 5465959, 6430540, 10931918, 12861080, 21863836, 27329795, 43727672, 54659590, 109319180, 218638360]

約数ペア:

[(1, 218638360), (2, 109319180), (4, 54659590), (5, 43727672), (8, 27329795), (10, 21863836), (17, 12861080), (20, 10931918), (34, 6430540), (40, 5465959), (47, 4651880), (68, 3215270), (85, 2572216), (94, 2325940), (136, 1607635), (170, 1286108), (188, 1162970), (235, 930376), (340, 643054), (376, 581485), (470, 465188), (680, 321527), (799, 273640), (940, 232594), (1598, 136820), (1880, 116297), (3196, 68410), (3995, 54728), (6392, 34205), (6841, 31960), (7990, 27364), (13682, 15980)]