400239144

素因数分解:

$2^3\times 3^4\times {\mathrm{73}}^1\times {\mathrm{8461}}^1$

素因数の和:8552

約数の個数: 80

約数和(自身を含む): 1136531220

約数和(自身を除く): 736292076

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 73, 81, 108, 146, 162, 216, 219, 292, 324, 438, 584, 648, 657, 876, 1314, 1752, 1971, 2628, 3942, 5256, 5913, 7884, 8461, 11826, 15768, 16922, 23652, 25383, 33844, 47304, 50766, 67688, 76149, 101532, 152298, 203064, 228447, 304596, 456894, 609192, 617653, 685341, 913788, 1235306, 1370682, 1827576, 1852959, 2470612, 2741364, 3705918, 4941224, 5482728, 5558877, 7411836, 11117754, 14823672, 16676631, 22235508, 33353262, 44471016, 50029893, 66706524, 100059786, 133413048, 200119572, 400239144]

約数ペア:

[(1, 400239144), (2, 200119572), (3, 133413048), (4, 100059786), (6, 66706524), (8, 50029893), (9, 44471016), (12, 33353262), (18, 22235508), (24, 16676631), (27, 14823672), (36, 11117754), (54, 7411836), (72, 5558877), (73, 5482728), (81, 4941224), (108, 3705918), (146, 2741364), (162, 2470612), (216, 1852959), (219, 1827576), (292, 1370682), (324, 1235306), (438, 913788), (584, 685341), (648, 617653), (657, 609192), (876, 456894), (1314, 304596), (1752, 228447), (1971, 203064), (2628, 152298), (3942, 101532), (5256, 76149), (5913, 67688), (7884, 50766), (8461, 47304), (11826, 33844), (15768, 25383), (16922, 23652)]