281339036

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:375

約数の個数: 72

約数和(自身を含む): 572006400

約数和(自身を除く): 290667364

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 121, 127, 199, 242, 253, 254, 398, 484, 506, 508, 796, 1012, 1397, 2189, 2783, 2794, 2921, 4378, 4577, 5566, 5588, 5842, 8756, 9154, 11132, 11684, 15367, 18308, 24079, 25273, 30734, 32131, 48158, 50347, 50546, 61468, 64262, 96316, 100694, 101092, 128524, 201388, 278003, 353441, 553817, 556006, 581279, 706882, 1107634, 1112012, 1162558, 1413764, 2215268, 2325116, 3058033, 6116066, 6394069, 12232132, 12788138, 25576276, 70334759, 140669518, 281339036]

約数ペア:

[(1, 281339036), (2, 140669518), (4, 70334759), (11, 25576276), (22, 12788138), (23, 12232132), (44, 6394069), (46, 6116066), (92, 3058033), (121, 2325116), (127, 2215268), (199, 1413764), (242, 1162558), (253, 1112012), (254, 1107634), (398, 706882), (484, 581279), (506, 556006), (508, 553817), (796, 353441), (1012, 278003), (1397, 201388), (2189, 128524), (2783, 101092), (2794, 100694), (2921, 96316), (4378, 64262), (4577, 61468), (5566, 50546), (5588, 50347), (5842, 48158), (8756, 32131), (9154, 30734), (11132, 25273), (11684, 24079), (15367, 18308)]