177855444

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{419}}^1\times {\mathrm{907}}^1$

素因数の和:1349

約数の個数: 72

約数和(自身を含む): 485852640

約数和(自身を除く): 307997196

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 419, 468, 838, 907, 1257, 1676, 1814, 2514, 2721, 3628, 3771, 5028, 5442, 5447, 7542, 8163, 10884, 10894, 11791, 15084, 16326, 16341, 21788, 23582, 32652, 32682, 35373, 47164, 49023, 65364, 70746, 98046, 106119, 141492, 196092, 212238, 380033, 424476, 760066, 1140099, 1520132, 2280198, 3420297, 4560396, 4940429, 6840594, 9880858, 13681188, 14821287, 19761716, 29642574, 44463861, 59285148, 88927722, 177855444]

約数ペア:

[(1, 177855444), (2, 88927722), (3, 59285148), (4, 44463861), (6, 29642574), (9, 19761716), (12, 14821287), (13, 13681188), (18, 9880858), (26, 6840594), (36, 4940429), (39, 4560396), (52, 3420297), (78, 2280198), (117, 1520132), (156, 1140099), (234, 760066), (419, 424476), (468, 380033), (838, 212238), (907, 196092), (1257, 141492), (1676, 106119), (1814, 98046), (2514, 70746), (2721, 65364), (3628, 49023), (3771, 47164), (5028, 35373), (5442, 32682), (5447, 32652), (7542, 23582), (8163, 21788), (10884, 16341), (10894, 16326), (11791, 15084)]