490859422208

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{209371}}^1$

素因数の和:209649

約数の個数: 80

約数和(自身を含む): 1036667771040

約数和(自身を除く): 545808348832

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 241, 256, 304, 482, 512, 608, 964, 1216, 1928, 2432, 3856, 4579, 4864, 7712, 9158, 9728, 15424, 18316, 30848, 36632, 61696, 73264, 123392, 146528, 209371, 293056, 418742, 586112, 837484, 1172224, 1674968, 2344448, 3349936, 3978049, 6699872, 7956098, 13399744, 15912196, 26799488, 31824392, 50458411, 53598976, 63648784, 100916822, 107197952, 127297568, 201833644, 254595136, 403667288, 509190272, 807334576, 958709809, 1018380544, 1614669152, 1917419618, 2036761088, 3229338304, 3834839236, 6458676608, 7669678472, 12917353216, 15339356944, 25834706432, 30678713888, 61357427776, 122714855552, 245429711104, 490859422208]

約数ペア:

[(1, 490859422208), (2, 245429711104), (4, 122714855552), (8, 61357427776), (16, 30678713888), (19, 25834706432), (32, 15339356944), (38, 12917353216), (64, 7669678472), (76, 6458676608), (128, 3834839236), (152, 3229338304), (241, 2036761088), (256, 1917419618), (304, 1614669152), (482, 1018380544), (512, 958709809), (608, 807334576), (964, 509190272), (1216, 403667288), (1928, 254595136), (2432, 201833644), (3856, 127297568), (4579, 107197952), (4864, 100916822), (7712, 63648784), (9158, 53598976), (9728, 50458411), (15424, 31824392), (18316, 26799488), (30848, 15912196), (36632, 13399744), (61696, 7956098), (73264, 6699872), (123392, 3978049), (146528, 3349936), (209371, 2344448), (293056, 1674968), (418742, 1172224), (586112, 837484)]